Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via GitHub by kittaakos
, 3 months ago
via GitHub by kittaakos
, 3 months ago
This exception has no message.
java.lang.NullPointerException at com.ge.research.sadl.jena.JenaBasedSadlModelProcessor.isNamedNodeSubclassOfNamedNode(JenaBasedSadlModelProcessor.java:3380) at com.ge.research.sadl.jena.JenaBasedSadlModelProcessor.setVarType(JenaBasedSadlModelProcessor.java:3345) at com.ge.research.sadl.jena.JenaBasedSadlModelProcessor.processExpression(JenaBasedSadlModelProcessor.java:2994) at com.ge.research.sadl.jena.JenaBasedSadlModelProcessor.processExpression(JenaBasedSadlModelProcessor.java:2844) at com.ge.research.sadl.jena.JenaBasedSadlModelProcessor.processStatement(JenaBasedSadlModelProcessor.java:2736) at com.ge.research.sadl.jena.JenaBasedSadlModelProcessor.processModelElement(JenaBasedSadlModelProcessor.java:1084) at com.ge.research.sadl.jena.JenaBasedSadlModelProcessor.onValidate(JenaBasedSadlModelProcessor.java:999) at com.ge.research.sadl.validation.ResourceValidator.doValidate(ResourceValidator.java:76) at com.ge.research.sadl.ide.validator.SadlIdeResourceValidator.doValidate(SadlIdeResourceValidator.java:47) at com.ge.research.sadl.validation.ResourceValidator.validate(ResourceValidator.java:72) at org.eclipse.xtext.validation.ResourceValidatorImpl.validate(ResourceValidatorImpl.java:90) at com.ge.research.sadl.validation.ResourceValidator.lambda$0(ResourceValidator.java:56) at org.eclipse.xtext.util.OnChangeEvictingCache.get(OnChangeEvictingCache.java:76) at com.ge.research.sadl.validation.ResourceValidator.validate(ResourceValidator.java:58) at org.eclipse.xtext.build.IncrementalBuilder$InternalStatefulIncrementalBuilder.validate(IncrementalBuilder.java:265) at org.eclipse.xtext.build.IncrementalBuilder$InternalStatefulIncrementalBuilder.lambda$launch$6(IncrementalBuilder.java:243) at org.eclipse.xtext.build.ClusteringStorageAwareResourceLoader.lambda$executeClustered$1(ClusteringStorageAwareResourceLoader.java:77) at org.eclipse.xtext.xbase.lib.internal.FunctionDelegate.apply(FunctionDelegate.java:42) at com.google.common.collect.Lists$TransformingRandomAccessList.get(Lists.java:572) at java.util.AbstractList$Itr.next(AbstractList.java:358) at java.util.AbstractCollection.toArray(AbstractCollection.java:141) at java.util.ArrayList.addAll(ArrayList.java:577) at com.google.common.collect.Iterables.addAll(Iterables.java:349) at org.eclipse.xtext.build.ClusteringStorageAwareResourceLoader.executeClustered(ClusteringStorageAwareResourceLoader.java:80) at org.eclipse.xtext.build.BuildContext.executeClustered(BuildContext.java:55) at org.eclipse.xtext.build.IncrementalBuilder$InternalStatefulIncrementalBuilder.launch(IncrementalBuilder.java:250) at com.ge.research.sadl.ide.builder.SadlIdeIncrementalBuilder$SadlInternalStatefulIncrementalBuilder.launch(SadlIdeIncrementalBuilder.java:1) at org.eclipse.xtext.build.IncrementalBuilder.build(IncrementalBuilder.java:398) at org.eclipse.xtext.build.IncrementalBuilder.build(IncrementalBuilder.java:383) at org.eclipse.xtext.ide.server.ProjectManager.doBuild(ProjectManager.java:115) at org.eclipse.xtext.ide.server.BuildManager.internalBuild(BuildManager.java:181) at org.eclipse.xtext.ide.server.BuildManager.lambda$submit$0(BuildManager.java:129) at org.eclipse.xtext.ide.server.WorkspaceManager.lambda$didChangeFiles$2(WorkspaceManager.java:174) at org.eclipse.xtext.ide.server.LanguageServerImpl.lambda$didOpen$14(LanguageServerImpl.java:363) at org.eclipse.xtext.ide.server.concurrent.WriteRequest.run(WriteRequest.java:40) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745)