I just install KNIME Analytics Platform v.4.7.0 for MacOS and after installing Indigo extension I am seeing these errors when starting KNIME.
Probably all stemming from Plug-in com.epam.indigo.knime.plugin was unable to load class com.epam.indigo.knime.cell.IndigoMolCellFactory.
ERROR DataTypeRegistry Could not create data cell factory 'com.epam.indigo.knime.cell.IndigoMolCellFactory' for 'com.epam.indigo.knime.cell.IndigoMolCell' from plug-in 'com.epam.indigo.knime.plugin': Plug-in com.epam.indigo.knime.plugin was unable to load class com.epam.indigo.knime.cell.IndigoMolCellFactory.
ERROR DataTypeRegistry Could not create data cell factory 'com.epam.indigo.knime.cell.IndigoReactionCellFactory' for 'com.epam.indigo.knime.cell.IndigoReactionCell' from plug-in 'com.epam.indigo.knime.plugin': Plug-in com.epam.indigo.knime.plugin was unable to load class com.epam.indigo.knime.cell.IndigoReactionCellFactory.
ERROR DataTypeRegistry Could not create data cell factory 'com.epam.indigo.knime.cell.IndigoQueryMolCellFactory' for 'com.epam.indigo.knime.cell.IndigoQueryMolCell' from plug-in 'com.epam.indigo.knime.plugin': Plug-in com.epam.indigo.knime.plugin was unable to load class com.epam.indigo.knime.cell.IndigoQueryMolCellFactory.
ERROR DataTypeRegistry Could not create data cell factory 'com.epam.indigo.knime.cell.IndigoQueryReactionCellFactory' for 'com.epam.indigo.knime.cell.IndigoQueryReactionCell' from plug-in 'com.epam.indigo.knime.plugin': Plug-in com.epam.indigo.knime.plugin was unable to load class com.epam.indigo.knime.cell.IndigoQueryReactionCellFactory.
ERROR RepositoryManager Node 'com.epam.indigo.knime.compjoin.IndigoComponentCombinerNodeFactory' from plugin 'com.epam.indigo.knime.plugin' could not be created. The corresponding plugin bundle could not be activated!
ERROR RepositoryManager Node 'com.epam.indigo.knime.compsep.IndigoComponentSeparatorNodeFactory' from plugin 'com.epam.indigo.knime.plugin' could not be created. The corresponding plugin bundle could not be activated!
ERROR RepositoryManager Node 'com.epam.indigo.knime.murcko.IndigoMurckoScaffoldNodeFactory' from plugin 'com.epam.indigo.knime.plugin' could not be created. The corresponding plugin bundle could not be activated!
ERROR RepositoryManager Node 'com.epam.indigo.knime.rgdecomp.IndigoRGroupDecomposerNodeFactory' from plugin 'com.epam.indigo.knime.plugin' could not be created. The corresponding plugin bundle could not be activated!
ERROR RepositoryManager ...
Ok it seems like basic KNIME Analytics Platform is not installing correctly to where it can validate that osgi.bundle and org.knime.workbench.core are actually installed as this is the error message I see when installing from the “Source” pages. However I have both as seen in image. Indigo should be updated for version 4 of KNIME correct? I mean we are already on v4.7 of KNIME.
Missing requirement: Indigo extensions for KNIME Workbench 2.0.0.v201603210922 (com.epam.indigo.knime.plugin 2.0.0.v201603210922) requires 'osgi.bundle; org.knime.workbench.core [3.3.0,4.0.0)' but it could not be found
Just coming back to this. I didn’t add an update site for Indigo. I used the drag and drop (KNIME 4.71 from Indigo KNIME integration – KNIME Community Hub. It installs fine but when restarting KNIME you get these errors in the console:
ERROR DataTypeRegistry Could not create data cell factory 'com.epam.indigo.knime.cell.IndigoMolCellFactory' for 'com.epam.indigo.knime.cell.IndigoMolCell' from plug-in 'com.epam.indigo.knime.plugin': Plug-in com.epam.indigo.knime.plugin was unable to load class com.epam.indigo.knime.cell.IndigoMolCellFactory.
ERROR DataTypeRegistry Could not create data cell factory 'com.epam.indigo.knime.cell.IndigoReactionCellFactory' for 'com.epam.indigo.knime.cell.IndigoReactionCell' from plug-in 'com.epam.indigo.knime.plugin': Plug-in com.epam.indigo.knime.plugin was unable to load class com.epam.indigo.knime.cell.IndigoReactionCellFactory.
ERROR DataTypeRegistry Could not create data cell factory 'com.epam.indigo.knime.cell.IndigoQueryMolCellFactory' for 'com.epam.indigo.knime.cell.IndigoQueryMolCell' from plug-in 'com.epam.indigo.knime.plugin': Plug-in com.epam.indigo.knime.plugin was unable to load class com.epam.indigo.knime.cell.IndigoQueryMolCellFactory.
ERROR DataTypeRegistry Could not create data cell factory 'com.epam.indigo.knime.cell.IndigoQueryReactionCellFactory' for 'com.epam.indigo.knime.cell.IndigoQueryReactionCell' from plug-in 'com.epam.indigo.knime.plugin': Plug-in com.epam.indigo.knime.plugin was unable to load class com.epam.indigo.knime.cell.IndigoQueryReactionCellFactory.
ERROR RepositoryManager Node 'com.epam.indigo.knime.compjoin.IndigoComponentCombinerNodeFactory' from plugin 'com.epam.indigo.knime.plugin' could not be created. The corresponding plugin bundle could not be activated!
ERROR RepositoryManager Node 'com.epam.indigo.knime.compsep.IndigoComponentSeparatorNodeFactory' from plugin 'com.epam.indigo.knime.plugin' could not be created. The corresponding plugin bundle could not be activated!
Apologies for looking into this a bit late. I believe this issue concerns the community developer @EPAM-LSOP . By looking at the log file it appears to be an issue on MacOS.
Yes I saw that in the log as well, although searching the internet for similar problem was not fruitful for me to try to solve. How do I get in contact with @EPAM-LSOP?
It appears that they are not much active on KNIME Forum. However, I am pasting this link, it mentions contact information in order to report such issues: