2025-08-02 17:56:22,980 : WARN : comm-pool-thread-10 : : CloseablePythonNodeProxy : OpenAI Authenticator : 6:3 : Traceback (most recent call last): File "C:\K\knime_5.5.0\plugins\org.knime.python3.nodes_5.5.0.v202506241445\src\main\python\knime\extension\nodes.py", line 1240, in wrapper results = func(*args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^ File "C:\K\knime_5.5.0\plugins\org.knime.python.llm_5.5.0.v202506251651\src\main\python\src\models\openai.py", line 1134, in configure raise knext.InvalidParametersError("Credentials not provided.") knime.extension.nodes.InvalidParametersError: Credentials not provided. 2025-08-02 17:56:22,981 : WARN : comm-pool-thread-10 : : Node : OpenAI Authenticator : 6:3 : Credentials not provided. 2025-08-02 17:56:23,003 : WARN : comm-pool-thread-10 : : CloseablePythonNodeProxy : OpenAI Authenticator : 6:3 : Traceback (most recent call last): File "C:\K\knime_5.5.0\plugins\org.knime.python3.nodes_5.5.0.v202506241445\src\main\python\knime\extension\nodes.py", line 1240, in wrapper results = func(*args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^ File "C:\K\knime_5.5.0\plugins\org.knime.python.llm_5.5.0.v202506251651\src\main\python\src\models\openai.py", line 1134, in configure raise knext.InvalidParametersError("Credentials not provided.") knime.extension.nodes.InvalidParametersError: Credentials not provided. 2025-08-02 17:56:23,003 : WARN : comm-pool-thread-10 : : Node : OpenAI Authenticator : 6:3 : Credentials not provided. 2025-08-02 17:56:25,974 : INFO : KNIME-Worker-64-KNIME Hub Authenticator 6:10 : : LocalNodeExecutionJob : KNIME Hub Authenticator : 6:10 : KNIME Hub Authenticator 6:10 End execute (0 secs) 2025-08-02 17:56:25,981 : INFO : KNIME-Worker-54-Secrets Retriever 6:9 : : SecretRetrieverNodeModel : Secrets Retriever : 6:9 : Retrieving secret secret:3e1e6370-6148-4442-9a19-237ffdd61f22 2025-08-02 17:56:26,206 : INFO : KNIME-Worker-54-Secrets Retriever 6:9 : : LocalNodeExecutionJob : Secrets Retriever : 6:9 : Secrets Retriever 6:9 End execute (0 secs) 2025-08-02 17:56:26,297 : INFO : KNIME-Worker-54-Secrets Retriever 6:9 : : CloseablePythonNodeProxy : OpenAI LLM Selector : 6:4 : models.openai:Selected model: gpt-4.1 2025-08-02 17:56:28,378 : INFO : KNIME-Worker-57-List Files/Folders 6:11 : : LocalNodeExecutionJob : List Files/Folders : 6:11 : List Files/Folders 6:11 End execute (0 secs) 2025-08-02 17:56:30,248 : INFO : KNIME-Worker-56-OpenAI Authenticator 6:3 : : CloseablePythonNodeProxy : OpenAI Authenticator : 6:3 : httpx:HTTP Request: GET https://api.openai.com/v1/models "HTTP/1.1 200 OK" 2025-08-02 17:56:30,342 : INFO : KNIME-Worker-56-OpenAI Authenticator 6:3 : : LocalNodeExecutionJob : OpenAI Authenticator : 6:3 : OpenAI Authenticator 6:3 End execute (4 secs) 2025-08-02 17:56:30,378 : INFO : KNIME-Worker-56-OpenAI Authenticator 6:3 : : CloseablePythonNodeProxy : OpenAI LLM Selector : 6:4 : models.openai:Selected model: gpt-4.1 2025-08-02 17:56:30,488 : INFO : KNIME-Worker-59-OpenAI LLM Selector 6:4 : : CloseablePythonNodeProxy : OpenAI LLM Selector : 6:4 : models.openai:Selected model: gpt-4.1 2025-08-02 17:56:30,493 : INFO : KNIME-Worker-59-OpenAI LLM Selector 6:4 : : LocalNodeExecutionJob : OpenAI LLM Selector : 6:4 : OpenAI LLM Selector 6:4 End execute (0 secs) 2025-08-02 17:56:30,888 : WARN : KNIME-Worker-58-Workflow to Tool 6:7 : : Node : Workflow to Tool : 6:7 : Issues while reading workflows. 2025-08-02 17:56:30,888 : ERROR : KNIME-Worker-58-Workflow to Tool 6:7 : : Node : Workflow to Tool : 6:7 : Execute failed: java.io.FileNotFoundException: File system element for parameter 'source' does not exist: 'C:\Users\marti\AppData\Local\Temp\knime_agent_10017\workflow_reader1273\data' java.lang.IllegalStateException: java.io.FileNotFoundException: File system element for parameter 'source' does not exist: 'C:\Users\marti\AppData\Local\Temp\knime_agent_10017\workflow_reader1273\data' at org.knime.core.data.v2.filestore.AbstractFileStoreValueFactory$FileStoreWriteValue.setValue(AbstractFileStoreValueFactory.java:262) at org.knime.core.data.columnar.table.virtual.NullableValues$NullableWriteValue.setUnchecked(NullableValues.java:89) at org.knime.core.data.columnar.table.virtual.NullableValues$NullableWriteValue.setDataCell(NullableValues.java:83) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger$CellFactoryMapper.lambda$0(ColumnarRearranger.java:544) at java.base/java.util.stream.Streams$RangeIntSpliterator.forEachRemaining(Unknown Source) at java.base/java.util.stream.IntPipeline$Head.forEach(Unknown Source) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger$CellFactoryMapper.map(ColumnarRearranger.java:544) at org.knime.core.data.columnar.table.virtual.ColumnarVirtualTable$WrappedColumnarMapperWithRowIndexFactory.lambda$0(ColumnarVirtualTable.java:393) at org.knime.core.table.virtual.graph.exec.SequentialNodeImpMap.forward(SequentialNodeImpMap.java:117) at org.knime.core.table.virtual.graph.exec.SequentialNodeImpConsumer.forward(SequentialNodeImpConsumer.java:89) at org.knime.core.table.virtual.graph.exec.CapCursor.forward(CapCursor.java:74) at org.knime.core.data.columnar.table.virtual.ColumnarVirtualTableMaterializer.materialize(ColumnarVirtualTableMaterializer.java:140) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger.createAppendTable(ColumnarRearranger.java:307) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger.transform(ColumnarRearranger.java:171) at org.knime.core.data.columnar.ColumnarTableBackend.rearrange(ColumnarTableBackend.java:272) at org.knime.core.node.ExecutionContext.createColumnRearrangeTable(ExecutionContext.java:468) at org.knime.ai.core.node.tool.workflow2tool.WorkflowToToolNodeModel.execute(WorkflowToToolNodeModel.java:121) at org.knime.ai.core.node.tool.workflow2tool.WorkflowToToolNodeModel.execute(WorkflowToToolNodeModel.java:1) at org.knime.core.webui.node.impl.WebUINodeModel.execute(WebUINodeModel.java:163) at org.knime.core.node.NodeModel.executeModel(NodeModel.java:605) at org.knime.core.node.Node.invokeFullyNodeModelExecute(Node.java:1330) at org.knime.core.node.Node.execute(Node.java:1037) at org.knime.core.node.workflow.NativeNodeContainer.performExecuteNode(NativeNodeContainer.java:617) at org.knime.core.node.exec.LocalNodeExecutionJob.mainExecute(LocalNodeExecutionJob.java:98) at org.knime.core.node.workflow.NodeExecutionJob.internalRun(NodeExecutionJob.java:201) at org.knime.core.node.workflow.NodeExecutionJob.run(NodeExecutionJob.java:120) at org.knime.core.util.ThreadUtils$RunnableWithContextImpl.runWithContext(ThreadUtils.java:369) at org.knime.core.util.ThreadUtils$RunnableWithContext.run(ThreadUtils.java:223) at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at java.base/java.util.concurrent.FutureTask.run(Unknown Source) at org.knime.core.util.ThreadPool$MyFuture.run(ThreadPool.java:125) at org.knime.core.util.ThreadPool$Worker.run(ThreadPool.java:252) Caused by: java.io.FileNotFoundException: File system element for parameter 'source' does not exist: 'C:\Users\marti\AppData\Local\Temp\knime_agent_10017\workflow_reader1273\data' at org.apache.commons.io.FileUtils.requireExistsChecked(FileUtils.java:2802) at org.apache.commons.io.FileUtils.requireFileCopy(FileUtils.java:2833) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:667) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:615) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:516) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:487) at org.knime.core.node.agentic.tool.WorkflowToolCell.flushToFileStore(WorkflowToolCell.java:286) at org.knime.core.data.filestore.FileStoreCell.callFlushIfNeeded(FileStoreCell.java:169) at org.knime.core.data.filestore.FileStoreUtil.invokeFlush(FileStoreUtil.java:135) at org.knime.core.data.v2.filestore.AbstractFileStoreValueFactory$FileStoreWriteValue.setFileStoreData(AbstractFileStoreValueFactory.java:305) at org.knime.core.data.v2.filestore.AbstractFileStoreValueFactory$FileStoreWriteValue.setValue(AbstractFileStoreValueFactory.java:260) ... 31 more 2025-08-02 17:56:53,457 : WARN : comm-pool-thread-10 : : CloseablePythonNodeProxy : OpenAI Authenticator : 6:3 : Traceback (most recent call last): File "C:\K\knime_5.5.0\plugins\org.knime.python3.nodes_5.5.0.v202506241445\src\main\python\knime\extension\nodes.py", line 1240, in wrapper results = func(*args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^ File "C:\K\knime_5.5.0\plugins\org.knime.python.llm_5.5.0.v202506251651\src\main\python\src\models\openai.py", line 1134, in configure raise knext.InvalidParametersError("Credentials not provided.") knime.extension.nodes.InvalidParametersError: Credentials not provided. 2025-08-02 17:56:53,457 : WARN : comm-pool-thread-10 : : Node : OpenAI Authenticator : 6:3 : Credentials not provided. 2025-08-02 17:57:21,598 : INFO : KNIME-Worker-61-List Files/Folders 6:11 : : LocalNodeExecutionJob : List Files/Folders : 6:11 : List Files/Folders 6:11 End execute (0 secs) 2025-08-02 17:57:22,443 : ERROR : KNIME-Worker-63-Workflow to Tool 6:7 : : Node : Workflow to Tool : 6:7 : Execute failed: java.io.FileNotFoundException: File system element for parameter 'source' does not exist: 'C:\Users\marti\AppData\Local\Temp\knime_agent_10017\workflow_reader1276\data' java.lang.IllegalStateException: java.io.FileNotFoundException: File system element for parameter 'source' does not exist: 'C:\Users\marti\AppData\Local\Temp\knime_agent_10017\workflow_reader1276\data' at org.knime.core.data.v2.filestore.AbstractFileStoreValueFactory$FileStoreWriteValue.setValue(AbstractFileStoreValueFactory.java:262) at org.knime.core.data.columnar.table.virtual.NullableValues$NullableWriteValue.setUnchecked(NullableValues.java:89) at org.knime.core.data.columnar.table.virtual.NullableValues$NullableWriteValue.setDataCell(NullableValues.java:83) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger$CellFactoryMapper.lambda$0(ColumnarRearranger.java:544) at java.base/java.util.stream.Streams$RangeIntSpliterator.forEachRemaining(Unknown Source) at java.base/java.util.stream.IntPipeline$Head.forEach(Unknown Source) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger$CellFactoryMapper.map(ColumnarRearranger.java:544) at org.knime.core.data.columnar.table.virtual.ColumnarVirtualTable$WrappedColumnarMapperWithRowIndexFactory.lambda$0(ColumnarVirtualTable.java:393) at org.knime.core.table.virtual.graph.exec.SequentialNodeImpMap.forward(SequentialNodeImpMap.java:117) at org.knime.core.table.virtual.graph.exec.SequentialNodeImpConsumer.forward(SequentialNodeImpConsumer.java:89) at org.knime.core.table.virtual.graph.exec.CapCursor.forward(CapCursor.java:74) at org.knime.core.data.columnar.table.virtual.ColumnarVirtualTableMaterializer.materialize(ColumnarVirtualTableMaterializer.java:140) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger.createAppendTable(ColumnarRearranger.java:307) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger.transform(ColumnarRearranger.java:171) at org.knime.core.data.columnar.ColumnarTableBackend.rearrange(ColumnarTableBackend.java:272) at org.knime.core.node.ExecutionContext.createColumnRearrangeTable(ExecutionContext.java:468) at org.knime.ai.core.node.tool.workflow2tool.WorkflowToToolNodeModel.execute(WorkflowToToolNodeModel.java:121) at org.knime.ai.core.node.tool.workflow2tool.WorkflowToToolNodeModel.execute(WorkflowToToolNodeModel.java:1) at org.knime.core.webui.node.impl.WebUINodeModel.execute(WebUINodeModel.java:163) at org.knime.core.node.NodeModel.executeModel(NodeModel.java:605) at org.knime.core.node.Node.invokeFullyNodeModelExecute(Node.java:1330) at org.knime.core.node.Node.execute(Node.java:1037) at org.knime.core.node.workflow.NativeNodeContainer.performExecuteNode(NativeNodeContainer.java:617) at org.knime.core.node.exec.LocalNodeExecutionJob.mainExecute(LocalNodeExecutionJob.java:98) at org.knime.core.node.workflow.NodeExecutionJob.internalRun(NodeExecutionJob.java:201) at org.knime.core.node.workflow.NodeExecutionJob.run(NodeExecutionJob.java:120) at org.knime.core.util.ThreadUtils$RunnableWithContextImpl.runWithContext(ThreadUtils.java:369) at org.knime.core.util.ThreadUtils$RunnableWithContext.run(ThreadUtils.java:223) at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at java.base/java.util.concurrent.FutureTask.run(Unknown Source) at org.knime.core.util.ThreadPool$MyFuture.run(ThreadPool.java:125) at org.knime.core.util.ThreadPool$Worker.run(ThreadPool.java:252) Caused by: java.io.FileNotFoundException: File system element for parameter 'source' does not exist: 'C:\Users\marti\AppData\Local\Temp\knime_agent_10017\workflow_reader1276\data' at org.apache.commons.io.FileUtils.requireExistsChecked(FileUtils.java:2802) at org.apache.commons.io.FileUtils.requireFileCopy(FileUtils.java:2833) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:667) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:615) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:516) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:487) at org.knime.core.node.agentic.tool.WorkflowToolCell.flushToFileStore(WorkflowToolCell.java:286) at org.knime.core.data.filestore.FileStoreCell.callFlushIfNeeded(FileStoreCell.java:169) at org.knime.core.data.filestore.FileStoreUtil.invokeFlush(FileStoreUtil.java:135) at org.knime.core.data.v2.filestore.AbstractFileStoreValueFactory$FileStoreWriteValue.setFileStoreData(AbstractFileStoreValueFactory.java:305) at org.knime.core.data.v2.filestore.AbstractFileStoreValueFactory$FileStoreWriteValue.setValue(AbstractFileStoreValueFactory.java:260) ... 31 more 2025-08-02 18:01:46,535 : INFO : KNIME-Worker-73-List Files/Folders 6:11 : : LocalNodeExecutionJob : List Files/Folders : 6:11 : List Files/Folders 6:11 End execute (0 secs) 2025-08-02 18:01:48,730 : ERROR : KNIME-Worker-74-Workflow to Tool 6:7 : : Node : Workflow to Tool : 6:7 : Execute failed: java.io.FileNotFoundException: File system element for parameter 'source' does not exist: 'C:\Users\marti\AppData\Local\Temp\knime_agent_10017\workflow_reader1280\data' java.lang.IllegalStateException: java.io.FileNotFoundException: File system element for parameter 'source' does not exist: 'C:\Users\marti\AppData\Local\Temp\knime_agent_10017\workflow_reader1280\data' at org.knime.core.data.v2.filestore.AbstractFileStoreValueFactory$FileStoreWriteValue.setValue(AbstractFileStoreValueFactory.java:262) at org.knime.core.data.columnar.table.virtual.NullableValues$NullableWriteValue.setUnchecked(NullableValues.java:89) at org.knime.core.data.columnar.table.virtual.NullableValues$NullableWriteValue.setDataCell(NullableValues.java:83) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger$CellFactoryMapper.lambda$0(ColumnarRearranger.java:544) at java.base/java.util.stream.Streams$RangeIntSpliterator.forEachRemaining(Unknown Source) at java.base/java.util.stream.IntPipeline$Head.forEach(Unknown Source) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger$CellFactoryMapper.map(ColumnarRearranger.java:544) at org.knime.core.data.columnar.table.virtual.ColumnarVirtualTable$WrappedColumnarMapperWithRowIndexFactory.lambda$0(ColumnarVirtualTable.java:393) at org.knime.core.table.virtual.graph.exec.SequentialNodeImpMap.forward(SequentialNodeImpMap.java:117) at org.knime.core.table.virtual.graph.exec.SequentialNodeImpConsumer.forward(SequentialNodeImpConsumer.java:89) at org.knime.core.table.virtual.graph.exec.CapCursor.forward(CapCursor.java:74) at org.knime.core.data.columnar.table.virtual.ColumnarVirtualTableMaterializer.materialize(ColumnarVirtualTableMaterializer.java:140) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger.createAppendTable(ColumnarRearranger.java:307) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger.transform(ColumnarRearranger.java:171) at org.knime.core.data.columnar.ColumnarTableBackend.rearrange(ColumnarTableBackend.java:272) at org.knime.core.node.ExecutionContext.createColumnRearrangeTable(ExecutionContext.java:468) at org.knime.ai.core.node.tool.workflow2tool.WorkflowToToolNodeModel.execute(WorkflowToToolNodeModel.java:121) at org.knime.ai.core.node.tool.workflow2tool.WorkflowToToolNodeModel.execute(WorkflowToToolNodeModel.java:1) at org.knime.core.webui.node.impl.WebUINodeModel.execute(WebUINodeModel.java:163) at org.knime.core.node.NodeModel.executeModel(NodeModel.java:605) at org.knime.core.node.Node.invokeFullyNodeModelExecute(Node.java:1330) at org.knime.core.node.Node.execute(Node.java:1037) at org.knime.core.node.workflow.NativeNodeContainer.performExecuteNode(NativeNodeContainer.java:617) at org.knime.core.node.exec.LocalNodeExecutionJob.mainExecute(LocalNodeExecutionJob.java:98) at org.knime.core.node.workflow.NodeExecutionJob.internalRun(NodeExecutionJob.java:201) at org.knime.core.node.workflow.NodeExecutionJob.run(NodeExecutionJob.java:120) at org.knime.core.util.ThreadUtils$RunnableWithContextImpl.runWithContext(ThreadUtils.java:369) at org.knime.core.util.ThreadUtils$RunnableWithContext.run(ThreadUtils.java:223) at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at java.base/java.util.concurrent.FutureTask.run(Unknown Source) at org.knime.core.util.ThreadPool$MyFuture.run(ThreadPool.java:125) at org.knime.core.util.ThreadPool$Worker.run(ThreadPool.java:252) Caused by: java.io.FileNotFoundException: File system element for parameter 'source' does not exist: 'C:\Users\marti\AppData\Local\Temp\knime_agent_10017\workflow_reader1280\data' at org.apache.commons.io.FileUtils.requireExistsChecked(FileUtils.java:2802) at org.apache.commons.io.FileUtils.requireFileCopy(FileUtils.java:2833) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:667) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:615) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:516) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:487) at org.knime.core.node.agentic.tool.WorkflowToolCell.flushToFileStore(WorkflowToolCell.java:286) at org.knime.core.data.filestore.FileStoreCell.callFlushIfNeeded(FileStoreCell.java:169) at org.knime.core.data.filestore.FileStoreUtil.invokeFlush(FileStoreUtil.java:135) at org.knime.core.data.v2.filestore.AbstractFileStoreValueFactory$FileStoreWriteValue.setFileStoreData(AbstractFileStoreValueFactory.java:305) at org.knime.core.data.v2.filestore.AbstractFileStoreValueFactory$FileStoreWriteValue.setValue(AbstractFileStoreValueFactory.java:260) ... 31 more 2025-08-02 18:02:00,580 : INFO : KNIME-Worker-75-List Files/Folders 6:11 : : LocalNodeExecutionJob : List Files/Folders : 6:11 : List Files/Folders 6:11 End execute (0 secs) 2025-08-02 18:02:01,339 : ERROR : KNIME-Worker-65-Workflow to Tool 6:7 : : Node : Workflow to Tool : 6:7 : Execute failed: java.io.FileNotFoundException: File system element for parameter 'source' does not exist: 'C:\Users\marti\AppData\Local\Temp\knime_agent_10017\workflow_reader1283\data' java.lang.IllegalStateException: java.io.FileNotFoundException: File system element for parameter 'source' does not exist: 'C:\Users\marti\AppData\Local\Temp\knime_agent_10017\workflow_reader1283\data' at org.knime.core.data.v2.filestore.AbstractFileStoreValueFactory$FileStoreWriteValue.setValue(AbstractFileStoreValueFactory.java:262) at org.knime.core.data.columnar.table.virtual.NullableValues$NullableWriteValue.setUnchecked(NullableValues.java:89) at org.knime.core.data.columnar.table.virtual.NullableValues$NullableWriteValue.setDataCell(NullableValues.java:83) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger$CellFactoryMapper.lambda$0(ColumnarRearranger.java:544) at java.base/java.util.stream.Streams$RangeIntSpliterator.forEachRemaining(Unknown Source) at java.base/java.util.stream.IntPipeline$Head.forEach(Unknown Source) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger$CellFactoryMapper.map(ColumnarRearranger.java:544) at org.knime.core.data.columnar.table.virtual.ColumnarVirtualTable$WrappedColumnarMapperWithRowIndexFactory.lambda$0(ColumnarVirtualTable.java:393) at org.knime.core.table.virtual.graph.exec.SequentialNodeImpMap.forward(SequentialNodeImpMap.java:117) at org.knime.core.table.virtual.graph.exec.SequentialNodeImpConsumer.forward(SequentialNodeImpConsumer.java:89) at org.knime.core.table.virtual.graph.exec.CapCursor.forward(CapCursor.java:74) at org.knime.core.data.columnar.table.virtual.ColumnarVirtualTableMaterializer.materialize(ColumnarVirtualTableMaterializer.java:140) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger.createAppendTable(ColumnarRearranger.java:307) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger.transform(ColumnarRearranger.java:171) at org.knime.core.data.columnar.ColumnarTableBackend.rearrange(ColumnarTableBackend.java:272) at org.knime.core.node.ExecutionContext.createColumnRearrangeTable(ExecutionContext.java:468) at org.knime.ai.core.node.tool.workflow2tool.WorkflowToToolNodeModel.execute(WorkflowToToolNodeModel.java:121) at org.knime.ai.core.node.tool.workflow2tool.WorkflowToToolNodeModel.execute(WorkflowToToolNodeModel.java:1) at org.knime.core.webui.node.impl.WebUINodeModel.execute(WebUINodeModel.java:163) at org.knime.core.node.NodeModel.executeModel(NodeModel.java:605) at org.knime.core.node.Node.invokeFullyNodeModelExecute(Node.java:1330) at org.knime.core.node.Node.execute(Node.java:1037) at org.knime.core.node.workflow.NativeNodeContainer.performExecuteNode(NativeNodeContainer.java:617) at org.knime.core.node.exec.LocalNodeExecutionJob.mainExecute(LocalNodeExecutionJob.java:98) at org.knime.core.node.workflow.NodeExecutionJob.internalRun(NodeExecutionJob.java:201) at org.knime.core.node.workflow.NodeExecutionJob.run(NodeExecutionJob.java:120) at org.knime.core.util.ThreadUtils$RunnableWithContextImpl.runWithContext(ThreadUtils.java:369) at org.knime.core.util.ThreadUtils$RunnableWithContext.run(ThreadUtils.java:223) at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at java.base/java.util.concurrent.FutureTask.run(Unknown Source) at org.knime.core.util.ThreadPool$MyFuture.run(ThreadPool.java:125) at org.knime.core.util.ThreadPool$Worker.run(ThreadPool.java:252) Caused by: java.io.FileNotFoundException: File system element for parameter 'source' does not exist: 'C:\Users\marti\AppData\Local\Temp\knime_agent_10017\workflow_reader1283\data' at org.apache.commons.io.FileUtils.requireExistsChecked(FileUtils.java:2802) at org.apache.commons.io.FileUtils.requireFileCopy(FileUtils.java:2833) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:667) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:615) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:516) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:487) at org.knime.core.node.agentic.tool.WorkflowToolCell.flushToFileStore(WorkflowToolCell.java:286) at org.knime.core.data.filestore.FileStoreCell.callFlushIfNeeded(FileStoreCell.java:169) at org.knime.core.data.filestore.FileStoreUtil.invokeFlush(FileStoreUtil.java:135) at org.knime.core.data.v2.filestore.AbstractFileStoreValueFactory$FileStoreWriteValue.setFileStoreData(AbstractFileStoreValueFactory.java:305) at org.knime.core.data.v2.filestore.AbstractFileStoreValueFactory$FileStoreWriteValue.setValue(AbstractFileStoreValueFactory.java:260) ... 31 more 2025-08-02 18:03:01,302 : INFO : KNIME-Worker-71-List Files/Folders 6:11 : : LocalNodeExecutionJob : List Files/Folders : 6:11 : List Files/Folders 6:11 End execute (0 secs) 2025-08-02 18:03:02,666 : ERROR : KNIME-Worker-72-Workflow to Tool 6:7 : : Node : Workflow to Tool : 6:7 : Execute failed: java.io.FileNotFoundException: File system element for parameter 'source' does not exist: 'C:\Users\marti\AppData\Local\Temp\knime_agent_10017\workflow_reader1286\data' java.lang.IllegalStateException: java.io.FileNotFoundException: File system element for parameter 'source' does not exist: 'C:\Users\marti\AppData\Local\Temp\knime_agent_10017\workflow_reader1286\data' at org.knime.core.data.v2.filestore.AbstractFileStoreValueFactory$FileStoreWriteValue.setValue(AbstractFileStoreValueFactory.java:262) at org.knime.core.data.columnar.table.virtual.NullableValues$NullableWriteValue.setUnchecked(NullableValues.java:89) at org.knime.core.data.columnar.table.virtual.NullableValues$NullableWriteValue.setDataCell(NullableValues.java:83) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger$CellFactoryMapper.lambda$0(ColumnarRearranger.java:544) at java.base/java.util.stream.Streams$RangeIntSpliterator.forEachRemaining(Unknown Source) at java.base/java.util.stream.IntPipeline$Head.forEach(Unknown Source) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger$CellFactoryMapper.map(ColumnarRearranger.java:544) at org.knime.core.data.columnar.table.virtual.ColumnarVirtualTable$WrappedColumnarMapperWithRowIndexFactory.lambda$0(ColumnarVirtualTable.java:393) at org.knime.core.table.virtual.graph.exec.SequentialNodeImpMap.forward(SequentialNodeImpMap.java:117) at org.knime.core.table.virtual.graph.exec.SequentialNodeImpConsumer.forward(SequentialNodeImpConsumer.java:89) at org.knime.core.table.virtual.graph.exec.CapCursor.forward(CapCursor.java:74) at org.knime.core.data.columnar.table.virtual.ColumnarVirtualTableMaterializer.materialize(ColumnarVirtualTableMaterializer.java:140) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger.createAppendTable(ColumnarRearranger.java:307) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger.transform(ColumnarRearranger.java:171) at org.knime.core.data.columnar.ColumnarTableBackend.rearrange(ColumnarTableBackend.java:272) at org.knime.core.node.ExecutionContext.createColumnRearrangeTable(ExecutionContext.java:468) at org.knime.ai.core.node.tool.workflow2tool.WorkflowToToolNodeModel.execute(WorkflowToToolNodeModel.java:121) at org.knime.ai.core.node.tool.workflow2tool.WorkflowToToolNodeModel.execute(WorkflowToToolNodeModel.java:1) at org.knime.core.webui.node.impl.WebUINodeModel.execute(WebUINodeModel.java:163) at org.knime.core.node.NodeModel.executeModel(NodeModel.java:605) at org.knime.core.node.Node.invokeFullyNodeModelExecute(Node.java:1330) at org.knime.core.node.Node.execute(Node.java:1037) at org.knime.core.node.workflow.NativeNodeContainer.performExecuteNode(NativeNodeContainer.java:617) at org.knime.core.node.exec.LocalNodeExecutionJob.mainExecute(LocalNodeExecutionJob.java:98) at org.knime.core.node.workflow.NodeExecutionJob.internalRun(NodeExecutionJob.java:201) at org.knime.core.node.workflow.NodeExecutionJob.run(NodeExecutionJob.java:120) at org.knime.core.util.ThreadUtils$RunnableWithContextImpl.runWithContext(ThreadUtils.java:369) at org.knime.core.util.ThreadUtils$RunnableWithContext.run(ThreadUtils.java:223) at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at java.base/java.util.concurrent.FutureTask.run(Unknown Source) at org.knime.core.util.ThreadPool$MyFuture.run(ThreadPool.java:125) at org.knime.core.util.ThreadPool$Worker.run(ThreadPool.java:252) Caused by: java.io.FileNotFoundException: File system element for parameter 'source' does not exist: 'C:\Users\marti\AppData\Local\Temp\knime_agent_10017\workflow_reader1286\data' at org.apache.commons.io.FileUtils.requireExistsChecked(FileUtils.java:2802) at org.apache.commons.io.FileUtils.requireFileCopy(FileUtils.java:2833) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:667) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:615) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:516) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:487) at org.knime.core.node.agentic.tool.WorkflowToolCell.flushToFileStore(WorkflowToolCell.java:286) at org.knime.core.data.filestore.FileStoreCell.callFlushIfNeeded(FileStoreCell.java:169) at org.knime.core.data.filestore.FileStoreUtil.invokeFlush(FileStoreUtil.java:135) at org.knime.core.data.v2.filestore.AbstractFileStoreValueFactory$FileStoreWriteValue.setFileStoreData(AbstractFileStoreValueFactory.java:305) at org.knime.core.data.v2.filestore.AbstractFileStoreValueFactory$FileStoreWriteValue.setValue(AbstractFileStoreValueFactory.java:260) ... 31 more 2025-08-02 18:03:16,327 : INFO : KNIME-Worker-73-List Files/Folders 6:11 : : LocalNodeExecutionJob : List Files/Folders : 6:11 : List Files/Folders 6:11 End execute (0 secs) 2025-08-02 18:03:18,773 : ERROR : KNIME-Worker-74-Workflow to Tool 6:7 : : Node : Workflow to Tool : 6:7 : Execute failed: java.io.FileNotFoundException: File system element for parameter 'source' does not exist: 'C:\Users\marti\AppData\Local\Temp\knime_agent_10017\workflow_reader1289\data' java.lang.IllegalStateException: java.io.FileNotFoundException: File system element for parameter 'source' does not exist: 'C:\Users\marti\AppData\Local\Temp\knime_agent_10017\workflow_reader1289\data' at org.knime.core.data.v2.filestore.AbstractFileStoreValueFactory$FileStoreWriteValue.setValue(AbstractFileStoreValueFactory.java:262) at org.knime.core.data.columnar.table.virtual.NullableValues$NullableWriteValue.setUnchecked(NullableValues.java:89) at org.knime.core.data.columnar.table.virtual.NullableValues$NullableWriteValue.setDataCell(NullableValues.java:83) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger$CellFactoryMapper.lambda$0(ColumnarRearranger.java:544) at java.base/java.util.stream.Streams$RangeIntSpliterator.forEachRemaining(Unknown Source) at java.base/java.util.stream.IntPipeline$Head.forEach(Unknown Source) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger$CellFactoryMapper.map(ColumnarRearranger.java:544) at org.knime.core.data.columnar.table.virtual.ColumnarVirtualTable$WrappedColumnarMapperWithRowIndexFactory.lambda$0(ColumnarVirtualTable.java:393) at org.knime.core.table.virtual.graph.exec.SequentialNodeImpMap.forward(SequentialNodeImpMap.java:117) at org.knime.core.table.virtual.graph.exec.SequentialNodeImpConsumer.forward(SequentialNodeImpConsumer.java:89) at org.knime.core.table.virtual.graph.exec.CapCursor.forward(CapCursor.java:74) at org.knime.core.data.columnar.table.virtual.ColumnarVirtualTableMaterializer.materialize(ColumnarVirtualTableMaterializer.java:140) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger.createAppendTable(ColumnarRearranger.java:307) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger.transform(ColumnarRearranger.java:171) at org.knime.core.data.columnar.ColumnarTableBackend.rearrange(ColumnarTableBackend.java:272) at org.knime.core.node.ExecutionContext.createColumnRearrangeTable(ExecutionContext.java:468) at org.knime.ai.core.node.tool.workflow2tool.WorkflowToToolNodeModel.execute(WorkflowToToolNodeModel.java:121) at org.knime.ai.core.node.tool.workflow2tool.WorkflowToToolNodeModel.execute(WorkflowToToolNodeModel.java:1) at org.knime.core.webui.node.impl.WebUINodeModel.execute(WebUINodeModel.java:163) at org.knime.core.node.NodeModel.executeModel(NodeModel.java:605) at org.knime.core.node.Node.invokeFullyNodeModelExecute(Node.java:1330) at org.knime.core.node.Node.execute(Node.java:1037) at org.knime.core.node.workflow.NativeNodeContainer.performExecuteNode(NativeNodeContainer.java:617) at org.knime.core.node.exec.LocalNodeExecutionJob.mainExecute(LocalNodeExecutionJob.java:98) at org.knime.core.node.workflow.NodeExecutionJob.internalRun(NodeExecutionJob.java:201) at org.knime.core.node.workflow.NodeExecutionJob.run(NodeExecutionJob.java:120) at org.knime.core.util.ThreadUtils$RunnableWithContextImpl.runWithContext(ThreadUtils.java:369) at org.knime.core.util.ThreadUtils$RunnableWithContext.run(ThreadUtils.java:223) at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at java.base/java.util.concurrent.FutureTask.run(Unknown Source) at org.knime.core.util.ThreadPool$MyFuture.run(ThreadPool.java:125) at org.knime.core.util.ThreadPool$Worker.run(ThreadPool.java:252) Caused by: java.io.FileNotFoundException: File system element for parameter 'source' does not exist: 'C:\Users\marti\AppData\Local\Temp\knime_agent_10017\workflow_reader1289\data' at org.apache.commons.io.FileUtils.requireExistsChecked(FileUtils.java:2802) at org.apache.commons.io.FileUtils.requireFileCopy(FileUtils.java:2833) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:667) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:615) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:516) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:487) at org.knime.core.node.agentic.tool.WorkflowToolCell.flushToFileStore(WorkflowToolCell.java:286) at org.knime.core.data.filestore.FileStoreCell.callFlushIfNeeded(FileStoreCell.java:169) at org.knime.core.data.filestore.FileStoreUtil.invokeFlush(FileStoreUtil.java:135) at org.knime.core.data.v2.filestore.AbstractFileStoreValueFactory$FileStoreWriteValue.setFileStoreData(AbstractFileStoreValueFactory.java:305) at org.knime.core.data.v2.filestore.AbstractFileStoreValueFactory$FileStoreWriteValue.setValue(AbstractFileStoreValueFactory.java:260) ... 31 more 2025-08-02 18:07:44,783 : INFO : KNIME-Worker-81-List Files/Folders 6:11 : : LocalNodeExecutionJob : List Files/Folders : 6:11 : List Files/Folders 6:11 End execute (0 secs) 2025-08-02 18:07:47,873 : WARN : KNIME-Worker-82-Workflow to Tool 6:7 : : Node : Workflow to Tool : 6:7 : Issues while reading workflows. 2025-08-02 18:07:47,874 : WARN : KNIME-Worker-82-Workflow to Tool 6:7 : : Node : Workflow to Tool : 6:7 : Issues while reading workflows. Workflow was (partially) executed and has been reset. 2025-08-02 18:07:47,874 : INFO : KNIME-Worker-82-Workflow to Tool 6:7 : : LocalNodeExecutionJob : Workflow to Tool : 6:7 : Workflow to Tool 6:7 End execute (0 secs) 2025-08-02 18:07:54,813 : INFO : KNIME-Worker-83-KNIME Hub Authenticator 6:10 : : LocalNodeExecutionJob : KNIME Hub Authenticator : 6:10 : KNIME Hub Authenticator 6:10 End execute (0 secs) 2025-08-02 18:07:54,816 : INFO : KNIME-Worker-84-Secrets Retriever 6:9 : : SecretRetrieverNodeModel : Secrets Retriever : 6:9 : Retrieving secret secret:3e1e6370-6148-4442-9a19-237ffdd61f22 2025-08-02 18:07:54,958 : INFO : KNIME-Worker-84-Secrets Retriever 6:9 : : LocalNodeExecutionJob : Secrets Retriever : 6:9 : Secrets Retriever 6:9 End execute (0 secs) 2025-08-02 18:07:55,021 : INFO : KNIME-Worker-84-Secrets Retriever 6:9 : : CloseablePythonNodeProxy : OpenAI LLM Selector : 6:4 : models.openai:Selected model: gpt-4.1 2025-08-02 18:07:59,349 : INFO : KNIME-Worker-86-OpenAI Authenticator 6:3 : : CloseablePythonNodeProxy : OpenAI Authenticator : 6:3 : httpx:HTTP Request: GET https://api.openai.com/v1/models "HTTP/1.1 200 OK" 2025-08-02 18:07:59,553 : INFO : KNIME-Worker-86-OpenAI Authenticator 6:3 : : LocalNodeExecutionJob : OpenAI Authenticator : 6:3 : OpenAI Authenticator 6:3 End execute (4 secs) 2025-08-02 18:07:59,625 : INFO : KNIME-Worker-86-OpenAI Authenticator 6:3 : : CloseablePythonNodeProxy : OpenAI LLM Selector : 6:4 : models.openai:Selected model: gpt-4.1 2025-08-02 18:07:59,716 : INFO : KNIME-Worker-76-OpenAI LLM Selector 6:4 : : CloseablePythonNodeProxy : OpenAI LLM Selector : 6:4 : models.openai:Selected model: gpt-4.1 2025-08-02 18:07:59,720 : INFO : KNIME-Worker-76-OpenAI LLM Selector 6:4 : : LocalNodeExecutionJob : OpenAI LLM Selector : 6:4 : OpenAI LLM Selector 6:4 End execute (0 secs) 2025-08-02 18:08:02,188 : INFO : KNIME-Worker-77-Agent Chat View 6:8 : : LocalNodeExecutionJob : Agent Chat View : 6:8 : Agent Chat View 6:8 End execute (2 secs) 2025-08-02 18:08:24,639 : WARN : comm-pool-thread-13 : : CloseablePythonNodeProxy : OpenAI Authenticator : 6:3 : Traceback (most recent call last): File "C:\K\knime_5.5.0\plugins\org.knime.python3.nodes_5.5.0.v202506241445\src\main\python\knime\extension\nodes.py", line 1240, in wrapper results = func(*args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^ File "C:\K\knime_5.5.0\plugins\org.knime.python.llm_5.5.0.v202506251651\src\main\python\src\models\openai.py", line 1134, in configure raise knext.InvalidParametersError("Credentials not provided.") knime.extension.nodes.InvalidParametersError: Credentials not provided. 2025-08-02 18:08:24,639 : WARN : comm-pool-thread-13 : : Node : OpenAI Authenticator : 6:3 : Credentials not provided. 2025-08-02 18:10:11,624 : INFO : KNIME-Worker-87-KNIME Hub Authenticator 6:10 : : LocalNodeExecutionJob : KNIME Hub Authenticator : 6:10 : KNIME Hub Authenticator 6:10 End execute (0 secs) 2025-08-02 18:10:11,626 : INFO : KNIME-Worker-89-Secrets Retriever 6:9 : : SecretRetrieverNodeModel : Secrets Retriever : 6:9 : Retrieving secret secret:3e1e6370-6148-4442-9a19-237ffdd61f22 2025-08-02 18:10:11,824 : INFO : KNIME-Worker-89-Secrets Retriever 6:9 : : LocalNodeExecutionJob : Secrets Retriever : 6:9 : Secrets Retriever 6:9 End execute (0 secs) 2025-08-02 18:10:11,883 : INFO : KNIME-Worker-89-Secrets Retriever 6:9 : : CloseablePythonNodeProxy : OpenAI LLM Selector : 6:4 : models.openai:Selected model: gpt-4.1 2025-08-02 18:10:12,091 : INFO : KNIME-Worker-88-List Files/Folders 6:11 : : LocalNodeExecutionJob : List Files/Folders : 6:11 : List Files/Folders 6:11 End execute (0 secs) 2025-08-02 18:10:12,862 : WARN : KNIME-Worker-92-Workflow to Tool 6:7 : : Node : Workflow to Tool : 6:7 : Issues while reading workflows. 2025-08-02 18:10:12,862 : WARN : KNIME-Worker-92-Workflow to Tool 6:7 : : Node : Workflow to Tool : 6:7 : Issues while reading workflows. Workflow was (partially) executed and has been reset. 2025-08-02 18:10:12,862 : INFO : KNIME-Worker-92-Workflow to Tool 6:7 : : LocalNodeExecutionJob : Workflow to Tool : 6:7 : Workflow to Tool 6:7 End execute (0 secs) 2025-08-02 18:10:15,530 : INFO : KNIME-Worker-91-OpenAI Authenticator 6:3 : : CloseablePythonNodeProxy : OpenAI Authenticator : 6:3 : httpx:HTTP Request: GET https://api.openai.com/v1/models "HTTP/1.1 200 OK" 2025-08-02 18:10:15,719 : INFO : KNIME-Worker-91-OpenAI Authenticator 6:3 : : LocalNodeExecutionJob : OpenAI Authenticator : 6:3 : OpenAI Authenticator 6:3 End execute (3 secs) 2025-08-02 18:10:15,755 : INFO : KNIME-Worker-91-OpenAI Authenticator 6:3 : : CloseablePythonNodeProxy : OpenAI LLM Selector : 6:4 : models.openai:Selected model: gpt-4.1 2025-08-02 18:10:15,868 : INFO : KNIME-Worker-93-OpenAI LLM Selector 6:4 : : CloseablePythonNodeProxy : OpenAI LLM Selector : 6:4 : models.openai:Selected model: gpt-4.1 2025-08-02 18:10:15,872 : INFO : KNIME-Worker-93-OpenAI LLM Selector 6:4 : : LocalNodeExecutionJob : OpenAI LLM Selector : 6:4 : OpenAI LLM Selector 6:4 End execute (0 secs) 2025-08-02 18:10:16,275 : INFO : KNIME-Worker-94-Agent Chat View 6:8 : : LocalNodeExecutionJob : Agent Chat View : 6:8 : Agent Chat View 6:8 End execute (0 secs) 2025-08-02 18:14:53,247 : INFO : comm-pool-thread-16 : : CloseablePythonNodeProxy : OpenAI LLM Selector : 6:4 : models.openai:Selected model: gpt-4.1 2025-08-02 18:14:56,451 : WARN : comm-pool-thread-16 : : CloseablePythonNodeProxy : OpenAI Authenticator : 6:3 : Traceback (most recent call last): File "C:\K\knime_5.5.0\plugins\org.knime.python3.nodes_5.5.0.v202506241445\src\main\python\knime\extension\nodes.py", line 1240, in wrapper results = func(*args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^ File "C:\K\knime_5.5.0\plugins\org.knime.python.llm_5.5.0.v202506251651\src\main\python\src\models\openai.py", line 1134, in configure raise knext.InvalidParametersError("Credentials not provided.") knime.extension.nodes.InvalidParametersError: Credentials not provided. 2025-08-02 18:14:56,451 : WARN : comm-pool-thread-16 : : Node : OpenAI Authenticator : 6:3 : Credentials not provided. 2025-08-02 18:14:56,493 : WARN : comm-pool-thread-16 : : CloseablePythonNodeProxy : OpenAI Authenticator : 6:12:3 : Traceback (most recent call last): File "C:\K\knime_5.5.0\plugins\org.knime.python3.nodes_5.5.0.v202506241445\src\main\python\knime\extension\nodes.py", line 1240, in wrapper results = func(*args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^ File "C:\K\knime_5.5.0\plugins\org.knime.python.llm_5.5.0.v202506251651\src\main\python\src\models\openai.py", line 1134, in configure raise knext.InvalidParametersError("Credentials not provided.") knime.extension.nodes.InvalidParametersError: Credentials not provided. 2025-08-02 18:14:56,493 : WARN : comm-pool-thread-16 : : Node : OpenAI Authenticator : 6:12:3 : Credentials not provided. 2025-08-02 18:14:56,540 : WARN : comm-pool-thread-16 : : CloseablePythonNodeProxy : OpenAI Authenticator : 6:3 : Traceback (most recent call last): File "C:\K\knime_5.5.0\plugins\org.knime.python3.nodes_5.5.0.v202506241445\src\main\python\knime\extension\nodes.py", line 1240, in wrapper results = func(*args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^ File "C:\K\knime_5.5.0\plugins\org.knime.python.llm_5.5.0.v202506251651\src\main\python\src\models\openai.py", line 1134, in configure raise knext.InvalidParametersError("Credentials not provided.") knime.extension.nodes.InvalidParametersError: Credentials not provided. 2025-08-02 18:14:56,540 : WARN : comm-pool-thread-16 : : Node : OpenAI Authenticator : 6:3 : Credentials not provided. 2025-08-02 18:15:03,829 : WARN : comm-pool-thread-16 : : CloseablePythonNodeProxy : OpenAI Authenticator : 6:12:0:3 : Traceback (most recent call last): File "C:\K\knime_5.5.0\plugins\org.knime.python3.nodes_5.5.0.v202506241445\src\main\python\knime\extension\nodes.py", line 1240, in wrapper results = func(*args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^ File "C:\K\knime_5.5.0\plugins\org.knime.python.llm_5.5.0.v202506251651\src\main\python\src\models\openai.py", line 1134, in configure raise knext.InvalidParametersError("Credentials not provided.") knime.extension.nodes.InvalidParametersError: Credentials not provided. 2025-08-02 18:15:03,829 : WARN : comm-pool-thread-16 : : Node : OpenAI Authenticator : 6:12:0:3 : Credentials not provided. 2025-08-02 16:24:18,328 : WARN : pool-7-thread-1 : [59faab4e-1dfa-90e7-a2e9-5d0fe6c56bf1:01|6dc3dffa-1ae0-47ea-a4a0-4be4238a59a8] : ColumnarPreferenceInitializer : 3:12:0:3 : Configured heap memory limit does not leave enough free memory for the columnar backend off-heap memory. Using 768Mb for the off-heap memory limit. 2025-08-02 16:24:18,440 : WARN : pool-7-thread-1 : [59faab4e-1dfa-90e7-a2e9-5d0fe6c56bf1:01|6dc3dffa-1ae0-47ea-a4a0-4be4238a59a8] : Node : 3:12:0:3 : Credentials not provided. 2025-08-02 16:24:18,452 : WARN : pool-7-thread-1 : [59faab4e-1dfa-90e7-a2e9-5d0fe6c56bf1:01|6dc3dffa-1ae0-47ea-a4a0-4be4238a59a8] : CloseablePythonNodeProxy : 3:12:0:3 : Traceback (most recent call last): File "/home/knime/knime/plugins/org.knime.python3.nodes_5.5.0.v202506241445/src/main/python/knime/extension/nodes.py", line 1240, in wrapper results = func(*args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^ File "/home/knime/knime/plugins/org.knime.python.llm_5.5.0.v202506251651/src/main/python/src/models/openai.py", line 1134, in configure raise knext.InvalidParametersError("Credentials not provided.") knime.extension.nodes.InvalidParametersError: Credentials not provided. 2025-08-02 16:24:18,453 : WARN : pool-7-thread-1 : [59faab4e-1dfa-90e7-a2e9-5d0fe6c56bf1:01|6dc3dffa-1ae0-47ea-a4a0-4be4238a59a8] : Node : 3:12:0:3 : Credentials not provided. 2025-08-02 16:24:18,537 : WARN : pool-7-thread-1 : [59faab4e-1dfa-90e7-a2e9-5d0fe6c56bf1:01|6dc3dffa-1ae0-47ea-a4a0-4be4238a59a8] : CloseablePythonNodeProxy : 3:12:0:3 : Traceback (most recent call last): File "/home/knime/knime/plugins/org.knime.python3.nodes_5.5.0.v202506241445/src/main/python/knime/extension/nodes.py", line 1240, in wrapper results = func(*args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^ File "/home/knime/knime/plugins/org.knime.python.llm_5.5.0.v202506251651/src/main/python/src/models/openai.py", line 1134, in configure raise knext.InvalidParametersError("Credentials not provided.") knime.extension.nodes.InvalidParametersError: Credentials not provided. 2025-08-02 16:24:18,537 : WARN : pool-7-thread-1 : [59faab4e-1dfa-90e7-a2e9-5d0fe6c56bf1:01|6dc3dffa-1ae0-47ea-a4a0-4be4238a59a8] : Node : 3:12:0:3 : Credentials not provided. 2025-08-02 16:24:18,619 : WARN : pool-7-thread-1 : [59faab4e-1dfa-90e7-a2e9-5d0fe6c56bf1:01|6dc3dffa-1ae0-47ea-a4a0-4be4238a59a8] : CloseablePythonNodeProxy : 3:12:0:3 : Traceback (most recent call last): File "/home/knime/knime/plugins/org.knime.python3.nodes_5.5.0.v202506241445/src/main/python/knime/extension/nodes.py", line 1240, in wrapper results = func(*args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^ File "/home/knime/knime/plugins/org.knime.python.llm_5.5.0.v202506251651/src/main/python/src/models/openai.py", line 1134, in configure raise knext.InvalidParametersError("Credentials not provided.") knime.extension.nodes.InvalidParametersError: Credentials not provided. 2025-08-02 16:24:18,619 : WARN : pool-7-thread-1 : [59faab4e-1dfa-90e7-a2e9-5d0fe6c56bf1:01|6dc3dffa-1ae0-47ea-a4a0-4be4238a59a8] : Node : 3:12:0:3 : Credentials not provided. 2025-08-02 16:24:22,422 : ERROR : KNIME-Worker-4-Workflow to Tool 3:12:0:7 : [59faab4e-1dfa-90e7-a2e9-5d0fe6c56bf1:02|6dc3dffa-1ae0-47ea-a4a0-4be4238a59a8] : Node : 3:12:0:7 : Execute failed: java.io.FileNotFoundException: File system element for parameter 'source' does not exist: '/tmp/knime_agent_17652/workflow_reader43869/data' java.lang.IllegalStateException: java.io.FileNotFoundException: File system element for parameter 'source' does not exist: '/tmp/knime_agent_17652/workflow_reader43869/data' at org.knime.core.data.v2.filestore.AbstractFileStoreValueFactory$FileStoreWriteValue.setValue(AbstractFileStoreValueFactory.java:262) at org.knime.core.data.columnar.table.virtual.NullableValues$NullableWriteValue.setUnchecked(NullableValues.java:89) at org.knime.core.data.columnar.table.virtual.NullableValues$NullableWriteValue.setDataCell(NullableValues.java:83) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger$CellFactoryMapper.lambda$0(ColumnarRearranger.java:544) at java.base/java.util.stream.Streams$RangeIntSpliterator.forEachRemaining(Unknown Source) at java.base/java.util.stream.IntPipeline$Head.forEach(Unknown Source) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger$CellFactoryMapper.map(ColumnarRearranger.java:544) at org.knime.core.data.columnar.table.virtual.ColumnarVirtualTable$WrappedColumnarMapperWithRowIndexFactory.lambda$0(ColumnarVirtualTable.java:393) at org.knime.core.table.virtual.graph.exec.SequentialNodeImpMap.forward(SequentialNodeImpMap.java:117) at org.knime.core.table.virtual.graph.exec.SequentialNodeImpConsumer.forward(SequentialNodeImpConsumer.java:89) at org.knime.core.table.virtual.graph.exec.CapCursor.forward(CapCursor.java:74) at org.knime.core.data.columnar.table.virtual.ColumnarVirtualTableMaterializer.materialize(ColumnarVirtualTableMaterializer.java:140) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger.createAppendTable(ColumnarRearranger.java:307) at org.knime.core.data.columnar.table.virtual.ColumnarRearranger.transform(ColumnarRearranger.java:171) at org.knime.core.data.columnar.ColumnarTableBackend.rearrange(ColumnarTableBackend.java:272) at org.knime.core.node.ExecutionContext.createColumnRearrangeTable(ExecutionContext.java:468) at org.knime.ai.core.node.tool.workflow2tool.WorkflowToToolNodeModel.execute(WorkflowToToolNodeModel.java:121) at org.knime.ai.core.node.tool.workflow2tool.WorkflowToToolNodeModel.execute(WorkflowToToolNodeModel.java:1) at org.knime.core.webui.node.impl.WebUINodeModel.execute(WebUINodeModel.java:163) at org.knime.core.node.NodeModel.executeModel(NodeModel.java:605) at org.knime.core.node.Node.invokeFullyNodeModelExecute(Node.java:1330) at org.knime.core.node.Node.execute(Node.java:1037) at org.knime.core.node.workflow.NativeNodeContainer.performExecuteNode(NativeNodeContainer.java:617) at org.knime.core.node.exec.LocalNodeExecutionJob.mainExecute(LocalNodeExecutionJob.java:98) at org.knime.core.node.workflow.NodeExecutionJob.internalRun(NodeExecutionJob.java:201) at org.knime.core.node.workflow.NodeExecutionJob.run(NodeExecutionJob.java:120) at org.knime.core.util.ThreadUtils$RunnableWithContextImpl.runWithContext(ThreadUtils.java:369) at org.knime.core.util.ThreadUtils$RunnableWithContext.run(ThreadUtils.java:223) at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at java.base/java.util.concurrent.FutureTask.run(Unknown Source) at org.knime.core.util.ThreadPool$MyFuture.run(ThreadPool.java:125) at org.knime.core.util.ThreadPool$Worker.run(ThreadPool.java:252) Caused by: java.io.FileNotFoundException: File system element for parameter 'source' does not exist: '/tmp/knime_agent_17652/workflow_reader43869/data' at org.apache.commons.io.FileUtils.requireExistsChecked(FileUtils.java:2802) at org.apache.commons.io.FileUtils.requireFileCopy(FileUtils.java:2833) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:667) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:615) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:516) at org.apache.commons.io.FileUtils.copyDirectory(FileUtils.java:487) at org.knime.core.node.agentic.tool.WorkflowToolCell.flushToFileStore(WorkflowToolCell.java:286) at org.knime.core.data.filestore.FileStoreCell.callFlushIfNeeded(FileStoreCell.java:169) at org.knime.core.data.filestore.FileStoreUtil.invokeFlush(FileStoreUtil.java:135) at org.knime.core.data.v2.filestore.AbstractFileStoreValueFactory$FileStoreWriteValue.setFileStoreData(AbstractFileStoreValueFactory.java:305) at org.knime.core.data.v2.filestore.AbstractFileStoreValueFactory$FileStoreWriteValue.setValue(AbstractFileStoreValueFactory.java:260) ... 31 more 2025-08-02 16:24:24,228 : ERROR : KNIME-Worker-6-Component Output 3:12:0:2 : [59faab4e-1dfa-90e7-a2e9-5d0fe6c56bf1:02|6dc3dffa-1ae0-47ea-a4a0-4be4238a59a8] : Node : 3:12:0:2 : Errors in workflow - Contains one node with execution failure (Workflow to Tool #7) Workflow to Tool #7: java.io.FileNotFoundException: File system element for parameter 'source' does not exist: '/tmp/knime_agent_17652/workflow_reader43869/data' org.knime.core.node.KNIMEException: Errors in workflow - Contains one node with execution failure (Workflow to Tool #7) at org.knime.core.node.KNIMEException.of(KNIMEException.java:124) at java.base/java.util.Optional.map(Unknown Source) at org.knime.core.node.workflow.virtual.subnode.VirtualSubNodeOutputNodeModel.waitForContentToExecute(VirtualSubNodeOutputNodeModel.java:212) at org.knime.core.node.workflow.virtual.subnode.VirtualSubNodeOutputNodeModel.execute(VirtualSubNodeOutputNodeModel.java:172) at org.knime.core.node.NodeModel.executeModel(NodeModel.java:605) at org.knime.core.node.ExtendedScopeNodeModel.executeModel(ExtendedScopeNodeModel.java:86) at org.knime.core.node.workflow.virtual.subnode.VirtualSubNodeOutputNodeModel.executeModel(VirtualSubNodeOutputNodeModel.java:162) at org.knime.core.node.Node.invokeFullyNodeModelExecute(Node.java:1330) at org.knime.core.node.Node.execute(Node.java:1037) at org.knime.core.node.workflow.NativeNodeContainer.performExecuteNode(NativeNodeContainer.java:617) at org.knime.core.node.exec.LocalNodeExecutionJob.mainExecute(LocalNodeExecutionJob.java:98) at org.knime.core.node.workflow.NodeExecutionJob.internalRun(NodeExecutionJob.java:201) at org.knime.core.node.workflow.NodeExecutionJob.run(NodeExecutionJob.java:120) at org.knime.core.util.ThreadUtils$RunnableWithContextImpl.runWithContext(ThreadUtils.java:369) at org.knime.core.util.ThreadUtils$RunnableWithContext.run(ThreadUtils.java:223) at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at java.base/java.util.concurrent.FutureTask.run(Unknown Source) at org.knime.core.util.ThreadPool$MyFuture.run(ThreadPool.java:125) at org.knime.core.util.ThreadPool$Worker.run(ThreadPool.java:252)