Upgrade to 4.1.1

Setup, Configuration and Use Migration
1

After upgrade I get the following error in the logfile.
How can I find the root cause?

2024-01-29 20:21:16.484 [ERROR] [st.antlr.ContentAssistContextFactory] - java.lang.RuntimeException: java.lang.NullPointerException
java.util.concurrent.ExecutionException: java.lang.RuntimeException: java.lang.NullPointerException
	at java.util.concurrent.FutureTask.report(FutureTask.java:122) ~[?:?]
	at java.util.concurrent.FutureTask.get(FutureTask.java:191) ~[?:?]
	at org.eclipse.xtext.ide.editor.contentassist.antlr.ContentAssistContextFactory.doCreateContexts(ContentAssistContextFactory.java:181) ~[?:?]
	at org.eclipse.xtext.ide.editor.contentassist.antlr.ContentAssistContextFactory.create(ContentAssistContextFactory.java:131) ~[?:?]
	at org.eclipse.xtext.ide.server.contentassist.ContentAssistService.createProposals(ContentAssistService.java:106) ~[?:?]
	at org.eclipse.xtext.ide.server.contentassist.ContentAssistService.createCompletionList(ContentAssistService.java:78) ~[?:?]
	at org.eclipse.xtext.ide.server.LanguageServerImpl.lambda$26(LanguageServerImpl.java:581) ~[?:?]
	at org.eclipse.xtext.ide.server.WorkspaceManager.doRead(WorkspaceManager.java:458) ~[?:?]
	at org.eclipse.xtext.ide.server.LanguageServerImpl.completion(LanguageServerImpl.java:580) ~[?:?]
	at org.eclipse.xtext.ide.server.LanguageServerImpl.lambda$25(LanguageServerImpl.java:566) ~[?:?]
	at org.eclipse.xtext.ide.server.concurrent.ReadRequest.lambda$1(ReadRequest.java:66) ~[?:?]
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539) [?:?]
	at java.util.concurrent.FutureTask.run(FutureTask.java:264) [?:?]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136) [?:?]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635) [?:?]
	at java.lang.Thread.run(Thread.java:840) [?:?]
Caused by: java.lang.RuntimeException: java.lang.NullPointerException
	at org.eclipse.xtext.ide.editor.contentassist.antlr.BaseContentAssistParser.getFollowElements(BaseContentAssistParser.java:246) ~[?:?]
	at org.eclipse.xtext.ide.editor.contentassist.antlr.BaseContentAssistParser.getFollowElements(BaseContentAssistParser.java:237) ~[?:?]
	at org.eclipse.xtext.ide.editor.contentassist.antlr.BaseContentAssistParser.getFollowElements(BaseContentAssistParser.java:232) ~[?:?]
	at org.eclipse.xtext.ide.editor.contentassist.antlr.AbstractContentAssistParser.getFollowElements(AbstractContentAssistParser.java:49) ~[?:?]
	at org.eclipse.xtext.ide.editor.contentassist.antlr.AbstractContentAssistParser.getFollowElements(AbstractContentAssistParser.java:1) ~[?:?]
	at org.eclipse.xtext.ide.editor.contentassist.antlr.BaseContentAssistParser.getFollowElements(BaseContentAssistParser.java:264) ~[?:?]
	at org.eclipse.xtext.ide.editor.contentassist.antlr.ContentAssistContextFactory.handleLastCompleteNodeIsAtEndOfDatatypeNode(ContentAssistContextFactory.java:230) ~[?:?]
	at org.eclipse.xtext.ide.editor.contentassist.antlr.ContentAssistContextFactory$2.call(ContentAssistContextFactory.java:161) ~[?:?]
	at org.eclipse.xtext.ide.editor.contentassist.antlr.ContentAssistContextFactory$2.call(ContentAssistContextFactory.java:1) ~[?:?]
	... 4 more
Caused by: java.lang.NullPointerException
2

Java updated to v17?

3

Running OH in a docker

4

Think its related to this, the VScode editor ref: VS Code code completion

I’m seeing the same NPE error messages in my logs