com.intellij.psi.PsiInvalidElementAccessException: Element: class com.intellij.psi.impl.compiled.ClsClassImpl
	at com.intellij.psi.impl.compiled.ClsClassImpl.getContainingFile(ClsClassImpl.java:39)
	at com.intellij.psi.impl.PsiShortNamesCacheImpl.getClassesByName(PsiShortNamesCacheImpl.java:87)
	at com.intellij.psi.impl.CompositeShortNamesCache.getClassesByName(CompositeShortNamesCache.java:10)
	at org.jetbrains.plugins.groovy.annotator.intentions.OuterImportsActionCreator.getOuterImportFixes(OuterImportsActionCreator.java:62)
	at org.jetbrains.plugins.groovy.annotator.GroovyAnnotator.registerAddImportFixes(GroovyAnnotator.java:933)
	at org.jetbrains.plugins.groovy.annotator.GroovyAnnotator.checkReferenceExpression(GroovyAnnotator.java:718)
	at org.jetbrains.plugins.groovy.annotator.GroovyAnnotator.annotate(GroovyAnnotator.java:98)
	at com.intellij.codeInsight.daemon.impl.analysis.HighlightVisitorImpl.visitElement(HighlightVisitorImpl.java:2)
	at com.intellij.extapi.psi.PsiElementBase.accept(PsiElementBase.java:129)
	at com.intellij.codeInsight.daemon.impl.analysis.HighlightVisitorImpl.visit(HighlightVisitorImpl.java:62)
	at com.intellij.codeInsight.daemon.impl.GeneralHighlightingPass.a(GeneralHighlightingPass.java:142)
	at com.intellij.codeInsight.daemon.impl.GeneralHighlightingPass.access$600(GeneralHighlightingPass.java:80)
	at com.intellij.codeInsight.daemon.impl.GeneralHighlightingPass$1.run(GeneralHighlightingPass.java:11)
	at com.intellij.codeInsight.daemon.impl.GeneralHighlightingPass.collectInformationWithProgress(GeneralHighlightingPass.java:119)
	at com.intellij.codeInsight.daemon.impl.ProgressableTextEditorHighlightingPass.doCollectInformation(ProgressableTextEditorHighlightingPass.java:22)
	at com.intellij.codeHighlighting.TextEditorHighlightingPass.collectInformation(TextEditorHighlightingPass.java:50)
	at com.intellij.codeInsight.daemon.impl.PassExecutorService$ScheduledPass$1$1.run(PassExecutorService.java:1)
	at com.intellij.openapi.application.impl.ApplicationImpl.runReadAction(ApplicationImpl.java:110)
	at com.intellij.codeInsight.daemon.impl.PassExecutorService$ScheduledPass$1.run(PassExecutorService.java:3)
	at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:79)
	at com.intellij.codeInsight.daemon.impl.PassExecutorService$ScheduledPass.run(PassExecutorService.java:26)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
	at java.util.concurrent.FutureTask.run(FutureTask.java:138)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
	at java.lang.Thread.run(Thread.java:619)