"Scroll from source" not working for a file. The file is not editable.

One Story/text file is not editable. The "scroll from source" does not work either. But this happens only for this file. Other files work fine. 

The log has "Tokens [STEP_TYPE,.......,TABLE_ROW, WHITE_SPACE] were not inserted into the tree. Language: Story, Text:

Here are the log details.

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2020-05-19 21:31:29,894 [1401235] ERROR - ellij.lang.impl.PsiBuilderImpl - IntelliJ IDEA 2019.1 Build #IC-191.6183.87
2020-05-19 21:31:29,895 [1401236] ERROR - ellij.lang.impl.PsiBuilderImpl - JDK: 1.8.0_202-release; VM: OpenJDK 64-Bit Server VM; Vendor: JetBrains s.r.o
2020-05-19 21:31:29,895 [1401236] ERROR - ellij.lang.impl.PsiBuilderImpl - OS: Windows 7
2020-05-19 21:31:29,895 [1401236] ERROR - aemon.impl.PassExecutorService - FILE
java.lang.AssertionError: FILE
at com.intellij.lang.impl.PsiBuilderImpl.buildTree(PsiBuilderImpl.java:926)
at com.intellij.lang.impl.PsiBuilderImpl.getTreeBuilt(PsiBuilderImpl.java:905)
at com.github.kumaraman21.intellijbehave.parser.StoryParser.parse(StoryParser.java:36)
at com.intellij.psi.tree.ILazyParseableElementType.doParseContents(ILazyParseableElementType.java:75)
at com.intellij.psi.tree.IFileElementType.parseContents(IFileElementType.java:53)
at com.intellij.psi.impl.source.tree.LazyParseableElement.lambda$ensureParsed$0(LazyParseableElement.java:206)
at com.intellij.psi.impl.DebugUtil.performPsiModification(DebugUtil.java:553)
at com.intellij.psi.impl.source.tree.LazyParseableElement.ensureParsed(LazyParseableElement.java:205)
at com.intellij.psi.impl.source.tree.LazyParseableElement.getFirstChildNode(LazyParseableElement.java:254)
at com.intellij.psi.impl.source.tree.CompositeElement.findLeafElementAt(CompositeElement.java:139)
at com.intellij.psi.impl.source.tree.CompositeElement.findLeafElementAt(CompositeElement.java:46)
at com.intellij.psi.AbstractFileViewProvider.findElementAt(AbstractFileViewProvider.java:260)
at com.intellij.psi.SingleRootFileViewProvider.findElementAt(SingleRootFileViewProvider.java:234)
at com.intellij.psi.impl.source.PsiFileImpl.findElementAt(PsiFileImpl.java:503)
at com.intellij.codeInsight.highlighting.HighlightUsagesHandlerFactoryBase.findTarget(HighlightUsagesHandlerFactoryBase.java:58)
at com.intellij.codeInsight.highlighting.HighlightUsagesHandlerFactoryBase.createHighlightUsagesHandler(HighlightUsagesHandlerFactoryBase.java:42)
at com.intellij.codeInsight.highlighting.HighlightUsagesHandler.createCustomHandler(HighlightUsagesHandler.java:152)
at com.intellij.codeInsight.daemon.impl.IdentifierHighlighterPass.doCollectInformation(IdentifierHighlighterPass.java:60)
at com.intellij.codeHighlighting.TextEditorHighlightingPass.collectInformation(TextEditorHighlightingPass.java:69)
at com.intellij.codeInsight.daemon.impl.PassExecutorService$ScheduledPass.lambda$null$1(PassExecutorService.java:430)
at com.intellij.openapi.application.impl.ApplicationImpl.tryRunReadAction(ApplicationImpl.java:1166)
at com.intellij.codeInsight.daemon.impl.PassExecutorService$ScheduledPass.lambda$doRun$2(PassExecutorService.java:423)
at com.intellij.openapi.progress.impl.CoreProgressManager.registerIndicatorAndRun(CoreProgressManager.java:586)
at com.intellij.openapi.progress.impl.CoreProgressManager.executeProcessUnderProgress(CoreProgressManager.java:532)
at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:86)
at com.intellij.codeInsight.daemon.impl.PassExecutorService$ScheduledPass.doRun(PassExecutorService.java:422)
at com.intellij.codeInsight.daemon.impl.PassExecutorService$ScheduledPass.lambda$run$0(PassExecutorService.java:398)
at com.intellij.openapi.application.impl.ReadMostlyRWLock.executeByImpatientReader(ReadMostlyRWLock.java:164)
at com.intellij.openapi.application.impl.ApplicationImpl.executeByImpatientReader(ApplicationImpl.java:218)
at com.intellij.codeInsight.daemon.impl.PassExecutorService$ScheduledPass.run(PassExecutorService.java:396)
at com.intellij.concurrency.JobLauncherImpl$VoidForkJoinTask$1.exec(JobLauncherImpl.java:174)
at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289)
at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056)
at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1692)
at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)
2020-05-19 21:31:29,896 [1401237] ERROR - aemon.impl.PassExecutorService - IntelliJ IDEA 2019.1 Build #IC-191.6183.87
2020-05-19 21:31:29,897 [1401238] ERROR - aemon.impl.PassExecutorService - JDK: 1.8.0_202-release; VM: OpenJDK 64-Bit Server VM; Vendor: JetBrains s.r.o
2020-05-19 21:31:29,897 [1401238] ERROR - aemon.impl.PassExecutorService - OS: Windows 7
2020-05-19 21:31:29,897 [1401238] ERROR - aemon.impl.PassExecutorService - FILE
java.lang.AssertionError: FILE
at com.intellij.lang.impl.PsiBuilderImpl.buildTree(PsiBuilderImpl.java:926)
at com.intellij.lang.impl.PsiBuilderImpl.getTreeBuilt(PsiBuilderImpl.java:905)
at com.github.kumaraman21.intellijbehave.parser.StoryParser.parse(StoryParser.java:36)
at com.intellij.psi.tree.ILazyParseableElementType.doParseContents(ILazyParseableElementType.java:75)
at com.intellij.psi.tree.IFileElementType.parseContents(IFileElementType.java:53)
at com.intellij.psi.impl.source.tree.LazyParseableElement.lambda$ensureParsed$0(LazyParseableElement.java:206)
at com.intellij.psi.impl.DebugUtil.performPsiModification(DebugUtil.java:553)
at com.intellij.psi.impl.source.tree.LazyParseableElement.ensureParsed(LazyParseableElement.java:205)
at com.intellij.psi.impl.source.tree.LazyParseableElement.getFirstChildNode(LazyParseableElement.java:254)
at com.intellij.psi.impl.source.tree.CompositeElement.findLeafElementAt(CompositeElement.java:139)
at com.intellij.psi.impl.source.tree.CompositeElement.findLeafElementAt(CompositeElement.java:46)
at com.intellij.psi.AbstractFileViewProvider.findElementAt(AbstractFileViewProvider.java:260)
at com.intellij.psi.SingleRootFileViewProvider.findElementAt(SingleRootFileViewProvider.java:234)
at com.intellij.psi.impl.source.PsiFileImpl.findElementAt(PsiFileImpl.java:503)
at com.intellij.codeInsight.highlighting.HighlightUsagesHandlerFactoryBase.findTarget(HighlightUsagesHandlerFactoryBase.java:58)
at com.intellij.codeInsight.highlighting.HighlightUsagesHandlerFactoryBase.createHighlightUsagesHandler(HighlightUsagesHandlerFactoryBase.java:42)
at com.intellij.codeInsight.highlighting.HighlightUsagesHandler.createCustomHandler(HighlightUsagesHandler.java:152)
at com.intellij.codeInsight.daemon.impl.IdentifierHighlighterPass.doCollectInformation(IdentifierHighlighterPass.java:60)
at com.intellij.codeHighlighting.TextEditorHighlightingPass.collectInformation(TextEditorHighlightingPass.java:69)
at com.intellij.codeInsight.daemon.impl.PassExecutorService$ScheduledPass.lambda$null$1(PassExecutorService.java:430)
at com.intellij.openapi.application.impl.ApplicationImpl.tryRunReadAction(ApplicationImpl.java:1166)
at com.intellij.codeInsight.daemon.impl.PassExecutorService$ScheduledPass.lambda$doRun$2(PassExecutorService.java:423)
at com.intellij.openapi.progress.impl.CoreProgressManager.registerIndicatorAndRun(CoreProgressManager.java:586)
at com.intellij.openapi.progress.impl.CoreProgressManager.executeProcessUnderProgress(CoreProgressManager.java:532)
at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:86)
at com.intellij.codeInsight.daemon.impl.PassExecutorService$ScheduledPass.doRun(PassExecutorService.java:422)
at com.intellij.codeInsight.daemon.impl.PassExecutorService$ScheduledPass.lambda$run$0(PassExecutorService.java:398)
at com.intellij.openapi.application.impl.ReadMostlyRWLock.executeByImpatientReader(ReadMostlyRWLock.java:164)
at com.intellij.openapi.application.impl.ApplicationImpl.executeByImpatientReader(ApplicationImpl.java:218)
at com.intellij.codeInsight.daemon.impl.PassExecutorService$ScheduledPass.run(PassExecutorService.java:396)
at com.intellij.concurrency.JobLauncherImpl$VoidForkJoinTask$1.exec(JobLauncherImpl.java:174)
at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289)
at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056)
at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1692)
at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)
2020-05-19 21:31:29,897 [1401238] ERROR - aemon.impl.PassExecutorService - IntelliJ IDEA 2019.1 Build #IC-191.6183.87
2020-05-19 21:31:29,897 [1401238] ERROR - aemon.impl.PassExecutorService - JDK: 1.8.0_202-release; VM: OpenJDK 64-Bit Server VM; Vendor: JetBrains s.r.o
2020-05-19 21:31:29,897 [1401238] ERROR - aemon.impl.PassExecutorService - OS: Windows 7
2020-05-19 21:31:35,805 [1407146] ERROR - ellij.lang.impl.PsiBuilderImpl - Tokens [STEP_TYPE, STEP_TEXT, STEP_TYPE, STEP_TEXT, TABLE_ROW, TABLE_ROW, STEP_TYPE, STEP_TEXT, TABLE_ROW, TABLE_ROW, STEP_TYPE, STEP_TEXT, TABLE_ROW, TABLE_ROW, STEP_TYPE, STEP_TEXT, TABLE_ROW, TABLE_ROW, STEP_TYPE, STEP_TEXT, TABLE_ROW, TABLE_ROW, STEP_TYPE, STEP_TEXT, TABLE_ROW, TABLE_ROW, TABLE_ROW, TABLE_ROW, STEP_TYPE, STEP_TEXT, SCENARIO_TEXT, WHITE_SPACE, STORY_DESCRIPTION, STEP_TYPE, STEP_TEXT, STEP_TYPE, STEP_TEXT, TABLE_ROW, TABLE_ROW, STEP_TYPE, STEP_TEXT, TABLE_ROW, TABLE_ROW, STEP_TYPE, STEP_TEXT, TABLE_ROW, TABLE_ROW, STEP_TYPE, STEP_TEXT, STEP_TYPE, STEP_TEXT, TABLE_ROW, TABLE_ROW, TABLE_ROW, TABLE_ROW, TABLE_ROW, STEP_TYPE, STEP_TEXT, TABLE_ROW, TABLE_ROW, TABLE_ROW, SCENARIO_TEXT, WHITE_SPACE, STORY_DESCRIPTION, WHITE_SPACE, STORY_DESCRIPTION, WHITE_SPACE, STORY_DESCRIPTION, STEP_TYPE, STEP_TEXT, STEP_TYPE, STEP_TEXT, TABLE_ROW, TABLE_ROW, STEP_TYPE, STEP_TEXT, TABLE_ROW, TABLE_ROW, STEP_TYPE, STEP_TEXT, TABLE_ROW, TABLE_ROW, STEP_TYPE, STEP_TEXT, TABLE_ROW, TABLE_ROW, STEP_TYPE, STEP_TEXT, STEP_TYPE, STEP_TEXT, TABLE_ROW, TABLE_ROW, TABLE_ROW, TABLE_ROW, STEP_TYPE, STEP_TEXT, TABLE_ROW, TABLE_ROW, TABLE_ROW, TABLE_ROW, STEP_TYPE, STEP_TEXT, TABLE_ROW, TABLE_ROW, TABLE_ROW, TABLE_ROW, TABLE_ROW, TABLE_ROW, TABLE_ROW, TABLE_ROW, TABLE_ROW, TABLE_ROW, TABLE_ROW, TABLE_ROW, TABLE_ROW, WHITE_SPACE] were not inserted into the tree. Language: Story, Text:

(ignore: following are  the story file content)