Argument for @NotNull parameter 'file' of com/intellij/psi/impl/PsiManagerImpl.findFile must not be null

[termleech]

OS X 10.10.1
PhpStorm 8.0.1

Stacktrace:

Argument for @NotNull parameter 'file' of com/intellij/psi/impl/PsiManagerImpl.findFile must not be null
java.lang.IllegalArgumentException: Argument for @NotNull parameter 'file' of com/intellij/psi/impl/PsiManagerImpl.findFile must not be null
at com.intellij.psi.impl.PsiManagerImpl.findFile(PsiManagerImpl.java)
at fr.adrienbrault.idea.symfony2plugin.templating.dict.TwigBlockParser.walk(TwigBlockParser.java:105)
at fr.adrienbrault.idea.symfony2plugin.templating.dict.TwigBlockParser.walk(TwigBlockParser.java:107)
at fr.adrienbrault.idea.symfony2plugin.templating.dict.TwigBlockParser.walk(TwigBlockParser.java:107)
at fr.adrienbrault.idea.symfony2plugin.templating.dict.TwigBlockParser.walk(TwigBlockParser.java:39)
at fr.adrienbrault.idea.symfony2plugin.templating.TwigTemplateGoToDeclarationHandler.getBlockNameGoTo(TwigTemplateGoToDeclarationHandler.java:162)
at fr.adrienbrault.idea.symfony2plugin.templating.TwigTemplateGoToDeclarationHandler.getBlockNameGoTo(TwigTemplateGoToDeclarationHandler.java:157)
at fr.adrienbrault.idea.symfony2plugin.templating.TwigTemplateGoToDeclarationHandler.getBlockGoTo(TwigTemplateGoToDeclarationHandler.java:153)
at fr.adrienbrault.idea.symfony2plugin.templating.TwigControllerLineMarkerProvider.attachBlockOverwrites(TwigControllerLineMarkerProvider.java:244)
at fr.adrienbrault.idea.symfony2plugin.templating.TwigControllerLineMarkerProvider.collectSlowLineMarkers(TwigControllerLineMarkerProvider.java:54)
at com.intellij.codeInsight.daemon.impl.SlowLineMarkersPass.addLineMarkers(SlowLineMarkersPass.java:79)
at com.intellij.codeInsight.daemon.impl.SlowLineMarkersPass.doCollectInformation(SlowLineMarkersPass.java:66)
at com.intellij.codeHighlighting.TextEditorHighlightingPass.collectInformation(TextEditorHighlightingPass.java:62)
at com.intellij.codeInsight.daemon.impl.PassExecutorService$ScheduledPass$1$1.run(PassExecutorService.java:427)
at com.intellij.openapi.application.impl.ApplicationImpl.tryRunReadAction(ApplicationImpl.java:1180)
at com.intellij.codeInsight.daemon.impl.PassExecutorService$ScheduledPass$1.run(PassExecutorService.java:418)
at com.intellij.openapi.progress.ProgressManager.executeProcessUnderProgress(ProgressManager.java:193)
at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:211)
at com.intellij.codeInsight.daemon.impl.PassExecutorService$ScheduledPass.a(PassExecutorService.java:415)
at com.intellij.codeInsight.daemon.impl.PassExecutorService$ScheduledPass.run(PassExecutorService.java:391)
at com.intellij.concurrency.JobLauncherImpl$VoidForkJoinTask.exec(JobLauncherImpl.java:193)
at jsr166e.ForkJoinTask.doExec(ForkJoinTask.java:260)
at jsr166e.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:858)
at jsr166e.ForkJoinPool.scan(ForkJoinPool.java:1687)
at jsr166e.ForkJoinPool.runWorker(ForkJoinPool.java:1642)
at jsr166e.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:109)