Twitter oAuth2.0 Node


Thank you for continuously developing great nodes. I have been trying to use the Oauth2 Beta one and they all seem to work fine EXCLUDING the twitter one… And when I go the to URL I get:

HTTP ERROR 500 java.lang.NullPointerException
URI: /
MESSAGE: java.lang.NullPointerException
CAUSED BY: java.lang.NullPointerException
Caused by:
at ws.palladian.nodes.oauth.OAuth10aFlow.validCallbackResponse(
at ws.palladian.nodes.oauth.OAuthNodeDialog$2.handle(
at org.eclipse.jetty.server.handler.HandlerWrapper.handle(
at org.eclipse.jetty.server.Server.handle(
at org.eclipse.jetty.server.HttpChannel.lambda$handle$1(
at org.eclipse.jetty.server.HttpChannel.dispatch(
at org.eclipse.jetty.server.HttpChannel.handle(
at org.eclipse.jetty.server.HttpConnection.onFillable(
at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(
at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(
at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(
at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(
at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(
at org.eclipse.jetty.util.thread.QueuedThreadPool$
at java.base/ Source)

Thank you

Whoups. Let me have a look at this. Thanks for the bug report and the details!

Let me know if there is any further info i can provide or testing to help!

1 Like

Great. Actually I have just pushed a fix which is currently on the development update site – if you’d be willing to give it a go before we release this, let me know at

Thanks again!

1 Like

@nxfxcom Did you receive my email? Is the issue resolved with the latest build?

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