Could not determine steps necessary to reproduce problem. It seems to happen after IntelliJ has been opened a relatively long time, with multiple cycles of suspend/awake on the machine (Ubuntu). Info + stack trace:
2017-10-16 13:03:43,899 [346990481] ERROR - r.EditorHighlighterFactoryImpl - IntelliJ IDEA 2017.2.5 Build #IU-172.4343.14
2017-10-16 13:03:43,899 [346990481] ERROR - r.EditorHighlighterFactoryImpl - JDK: 1.8.0_152-release
2017-10-16 13:03:43,899 [346990481] ERROR - r.EditorHighlighterFactoryImpl - VM: OpenJDK 64-Bit Server VM
2017-10-16 13:03:43,899 [346990481] ERROR - r.EditorHighlighterFactoryImpl - Vendor: JetBrains s.r.o
2017-10-16 13:03:43,899 [346990481] ERROR - r.EditorHighlighterFactoryImpl - OS: Linux
2017-10-16 13:03:43,899 [346990481] ERROR - r.EditorHighlighterFactoryImpl - Current Command:
2017-10-16 13:03:43,900 [346990482] ERROR - tor.impl.FileEditorManagerImpl - java.util.concurrent.ExecutionException: com.intellij.psi.PsiInvalidElementAccessException: Element: class com.intellij.psi.impl.source.PsiPlainTextFileImpl because: File language:Language: TEXT != Provider base language:Language: DomainSpecificationLanguage
invalidated at: see attachment
java.lang.RuntimeException: java.util.concurrent.ExecutionException: com.intellij.psi.PsiInvalidElementAccessException: Element: class com.intellij.psi.impl.source.PsiPlainTextFileImpl because: File language:Language: TEXT != Provider base language:Language: DomainSpecificationLanguage
invalidated at: see attachment
at com.intellij.openapi.fileEditor.impl.text.AsyncEditorLoader.a(AsyncEditorLoader.java:136)
at com.intellij.openapi.fileEditor.impl.text.AsyncEditorLoader.start(AsyncEditorLoader.java:80)
at com.intellij.openapi.fileEditor.impl.text.TextEditorImpl.<init>(TextEditorImpl.java:62)
at com.intellij.openapi.fileEditor.impl.text.PsiAwareTextEditorImpl.<init>(PsiAwareTextEditorImpl.java:44)
at com.intellij.openapi.fileEditor.impl.text.PsiAwareTextEditorProvider.createEditor(PsiAwareTextEditorProvider.java:48)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.a(FileEditorManagerImpl.java:860)
at com.intellij.util.ui.UIUtil.invokeAndWaitIfNeeded(UIUtil.java:2781)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.openFileImpl4(FileEditorManagerImpl.java:959)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.openFileImpl3(FileEditorManagerImpl.java:787)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.a(FileEditorManagerImpl.java:769)
at com.intellij.openapi.command.impl.CoreCommandProcessor.a(CoreCommandProcessor.java:141)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:109)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:99)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:85)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.openFileImpl2(FileEditorManagerImpl.java:769)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.openFileWithProviders(FileEditorManagerImpl.java:700)
at com.intellij.openapi.fileEditor.ex.FileEditorManagerEx.openFile(FileEditorManagerEx.java:155)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.a(FileEditorManagerImpl.java:1113)
at com.intellij.openapi.command.impl.CoreCommandProcessor.a(CoreCommandProcessor.java:149)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:109)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:99)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:85)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.openEditor(FileEditorManagerImpl.java:1111)
at com.intellij.openapi.fileEditor.OpenFileDescriptor.navigateInAnyFileEditor(OpenFileDescriptor.java:145)
at com.intellij.openapi.fileEditor.OpenFileDescriptor.navigateInEditor(OpenFileDescriptor.java:131)
at com.intellij.openapi.fileEditor.OpenFileDescriptor.navigateInEditorOrNativeApp(OpenFileDescriptor.java:127)
at com.intellij.openapi.fileEditor.OpenFileDescriptor.navigate(OpenFileDescriptor.java:114)
at com.intellij.psi.impl.source.PsiFileImpl.navigate(PsiFileImpl.java:1023)
at com.intellij.codeInsight.navigation.NavigationUtil.openFileWithPsiElement(NavigationUtil.java:192)
at com.intellij.ide.projectView.impl.nodes.AbstractPsiBasedNode.navigate(AbstractPsiBasedNode.java:239)
at com.intellij.ide.projectView.impl.nodes.AbstractPsiBasedNode.navigate(AbstractPsiBasedNode.java:249)
at com.intellij.ide.projectView.impl.nodes.PsiFileNode.navigate(PsiFileNode.java:133)
at com.intellij.util.OpenSourceUtil.navigate(OpenSourceUtil.java:53)
at com.intellij.util.OpenSourceUtil.openSourcesFrom(OpenSourceUtil.java:31)
at com.intellij.util.EditSourceOnDoubleClickHandler$TreeMouseListener.processDoubleClick(EditSourceOnDoubleClickHandler.java:128)
at com.intellij.util.EditSourceOnDoubleClickHandler$TreeMouseListener.onDoubleClick(EditSourceOnDoubleClickHandler.java:120)
at com.intellij.ui.DoubleClickListener.onClick(DoubleClickListener.java:30)
at com.intellij.ui.ClickListener$1.mouseReleased(ClickListener.java:73)
at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:290)
at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:289)
at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:289)
at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:289)
at java.awt.Component.processMouseEvent(Component.java:6541)
at javax.swing.JComponent.processMouseEvent(JComponent.java:3324)
at com.intellij.ui.treeStructure.Tree.processMouseEvent(Tree.java:429)
at com.intellij.ide.dnd.aware.DnDAwareTree.processMouseEvent(DnDAwareTree.java:58)
at java.awt.Component.processEvent(Component.java:6306)
at java.awt.Container.processEvent(Container.java:2237)
at java.awt.Component.dispatchEventImpl(Component.java:4897)
at java.awt.Container.dispatchEventImpl(Container.java:2295)
at java.awt.Component.dispatchEvent(Component.java:4719)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4889)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4526)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4467)
at java.awt.Container.dispatchEventImpl(Container.java:2281)
at java.awt.Window.dispatchEventImpl(Window.java:2746)
at java.awt.Component.dispatchEvent(Component.java:4719)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:764)
at java.awt.EventQueue.access$500(EventQueue.java:98)
at java.awt.EventQueue$3.run(EventQueue.java:715)
at java.awt.EventQueue$3.run(EventQueue.java:709)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:90)
at java.awt.EventQueue$4.run(EventQueue.java:737)
at java.awt.EventQueue$4.run(EventQueue.java:735)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:734)
at com.intellij.ide.IdeEventQueue.d(IdeEventQueue.java:821)
at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.java:645)
at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:365)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)
Caused by: java.util.concurrent.ExecutionException: com.intellij.psi.PsiInvalidElementAccessException: Element: class com.intellij.psi.impl.source.PsiPlainTextFileImpl because: File language:Language: TEXT != Provider base language:Language: DomainSpecificationLanguage
invalidated at: see attachment
at java.util.concurrent.FutureTask.report(FutureTask.java:122)
at java.util.concurrent.FutureTask.get(FutureTask.java:206)
at com.intellij.openapi.fileEditor.impl.text.AsyncEditorLoader.a(AsyncEditorLoader.java:132)
... 77 more
Caused by: com.intellij.psi.PsiInvalidElementAccessException: Element: class com.intellij.psi.impl.source.PsiPlainTextFileImpl because: File language:Language: TEXT != Provider base language:Language: DomainSpecificationLanguage
invalidated at: see attachment
at com.intellij.psi.impl.source.PsiFileImpl.getText(PsiFileImpl.java:370)
at com.dslplatform.ideaplugin.DslLexerParser.start(DslLexerParser.java:174)
at com.intellij.lexer.Lexer.start(Lexer.java:47)
at com.intellij.openapi.editor.ex.util.LexerEditorHighlighter.<init>(LexerEditorHighlighter.java:68)
at com.intellij.openapi.editor.highlighter.EditorHighlighterFactoryImpl.createEditorHighlighter(EditorHighlighterFactoryImpl.java:42)
at com.intellij.openapi.editor.highlighter.EditorHighlighterFactoryImpl.createEditorHighlighter(EditorHighlighterFactoryImpl.java:89)
at com.intellij.openapi.fileEditor.impl.text.TextEditorImpl.loadEditorInBackground(TextEditorImpl.java:68)
at com.intellij.openapi.fileEditor.impl.text.PsiAwareTextEditorImpl.loadEditorInBackground(PsiAwareTextEditorImpl.java:50)
at com.intellij.openapi.fileEditor.impl.text.AsyncEditorLoader.a(AsyncEditorLoader.java:100)
at com.intellij.psi.impl.PsiDocumentManagerBase.lambda$commitAndRunReadAction$2(PsiDocumentManagerBase.java:502)
at com.intellij.openapi.application.impl.ApplicationImpl.runReadAction(ApplicationImpl.java:941)
at com.intellij.psi.impl.PsiDocumentManagerBase.commitAndRunReadAction(PsiDocumentManagerBase.java:500)
at com.intellij.openapi.fileEditor.impl.text.AsyncEditorLoader.a(AsyncEditorLoader.java:98)
at com.intellij.openapi.progress.util.ProgressIndicatorUtils.a(ProgressIndicatorUtils.java:146)
at com.intellij.openapi.progress.impl.CoreProgressManager.a(CoreProgressManager.java:170)
at com.intellij.openapi.progress.impl.CoreProgressManager.a(CoreProgressManager.java:548)
at com.intellij.openapi.progress.impl.CoreProgressManager.executeProcessUnderProgress(CoreProgressManager.java:493)
at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:94)
at com.intellij.openapi.progress.impl.CoreProgressManager.runProcess(CoreProgressManager.java:157)
at com.intellij.openapi.progress.util.ProgressIndicatorUtils.runWithWriteActionPriority(ProgressIndicatorUtils.java:144)
at com.intellij.openapi.fileEditor.impl.text.AsyncEditorLoader.a(AsyncEditorLoader.java:98)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at com.intellij.util.concurrency.BoundedTaskExecutor$2.run(BoundedTaskExecutor.java:212)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
2017-10-16 13:03:43,902 [346990484] ERROR - tor.impl.FileEditorManagerImpl - IntelliJ IDEA 2017.2.5 Build #IU-172.4343.14
2017-10-16 13:03:43,902 [346990484] ERROR - tor.impl.FileEditorManagerImpl - JDK: 1.8.0_152-release
2017-10-16 13:03:43,902 [346990484] ERROR - tor.impl.FileEditorManagerImpl - VM: OpenJDK 64-Bit Server VM
2017-10-16 13:03:43,902 [346990484] ERROR - tor.impl.FileEditorManagerImpl - Vendor: JetBrains s.r.o
2017-10-16 13:03:43,902 [346990484] ERROR - tor.impl.FileEditorManagerImpl - OS: Linux
2017-10-16 13:03:43,902 [346990484] ERROR - tor.impl.FileEditorManagerImpl - Current Command:
2017-10-16 13:03:46,768 [346993350] ERROR - r.EditorHighlighterFactoryImpl - Element: class com.intellij.psi.impl.source.PsiPlainTextFileImpl because: File language:Language: TEXT != Provider base language:Language: DomainSpecificationLanguage
invalidated at: see attachment
com.intellij.psi.PsiInvalidElementAccessException: Element: class com.intellij.psi.impl.source.PsiPlainTextFileImpl because: File language:Language: TEXT != Provider base language:Language: DomainSpecificationLanguage
invalidated at: see attachment
at com.intellij.psi.impl.source.PsiFileImpl.getText(PsiFileImpl.java:370)
at com.dslplatform.ideaplugin.DslLexerParser.start(DslLexerParser.java:174)
at com.intellij.lexer.Lexer.start(Lexer.java:47)
at com.intellij.openapi.editor.ex.util.LexerEditorHighlighter.<init>(LexerEditorHighlighter.java:68)
at com.intellij.openapi.editor.highlighter.EditorHighlighterFactoryImpl.createEditorHighlighter(EditorHighlighterFactoryImpl.java:42)
at com.intellij.openapi.fileTypes.FileTypeEditorHighlighterProviders$1.getEditorHighlighter(FileTypeEditorHighlighterProviders.java:50)
at com.intellij.openapi.editor.highlighter.EditorHighlighterFactoryImpl.createEditorHighlighter(EditorHighlighterFactoryImpl.java:78)
at com.intellij.openapi.fileEditor.impl.text.TextEditorImpl.loadEditorInBackground(TextEditorImpl.java:68)
at com.intellij.openapi.fileEditor.impl.text.PsiAwareTextEditorImpl.loadEditorInBackground(PsiAwareTextEditorImpl.java:50)
at com.intellij.openapi.fileEditor.impl.text.AsyncEditorLoader.a(AsyncEditorLoader.java:100)
at com.intellij.psi.impl.PsiDocumentManagerBase.lambda$commitAndRunReadAction$2(PsiDocumentManagerBase.java:502)
at com.intellij.openapi.application.impl.ApplicationImpl.runReadAction(ApplicationImpl.java:941)
at com.intellij.psi.impl.PsiDocumentManagerBase.commitAndRunReadAction(PsiDocumentManagerBase.java:500)
at com.intellij.openapi.fileEditor.impl.text.AsyncEditorLoader.a(AsyncEditorLoader.java:98)
at com.intellij.openapi.progress.util.ProgressIndicatorUtils.a(ProgressIndicatorUtils.java:146)
at com.intellij.openapi.progress.impl.CoreProgressManager.a(CoreProgressManager.java:170)
at com.intellij.openapi.progress.impl.CoreProgressManager.a(CoreProgressManager.java:548)
at com.intellij.openapi.progress.impl.CoreProgressManager.executeProcessUnderProgress(CoreProgressManager.java:493)
at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:94)
at com.intellij.openapi.progress.impl.CoreProgressManager.runProcess(CoreProgressManager.java:157)
at com.intellij.openapi.progress.util.ProgressIndicatorUtils.runWithWriteActionPriority(ProgressIndicatorUtils.java:144)
at com.intellij.openapi.fileEditor.impl.text.AsyncEditorLoader.a(AsyncEditorLoader.java:98)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at com.intellij.util.concurrency.BoundedTaskExecutor$2.run(BoundedTaskExecutor.java:212)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Could not determine steps necessary to reproduce problem. It seems to happen after IntelliJ has been opened a relatively long time, with multiple cycles of suspend/awake on the machine (Ubuntu). Info + stack trace: