NullPointerException in v2.8.1

Unhandled exception in [CoroutineName(DocumentationBrowser requests), Dispatchers.Default]

java.lang.NullPointerException: Cannot invoke "com.intellij.lang.ASTNode.getElementType()" because the return value of "com.intellij.psi.PsiElement.getNode()" is null
	at de.sgalinski.fluid.editor.documentation.FluidInlineDocumentationProvider.generateDoc(FluidInlineDocumentationProvider.java:89)
	at com.intellij.lang.documentation.DocumentationProvider.getDocumentationParts(DocumentationProvider.java:199)
	at com.intellij.lang.documentation.CompositeDocumentationProvider.getDocumentationParts(CompositeDocumentationProvider.java:295)
	at com.intellij.lang.documentation.psi.PsiElementDocumentationTarget.localDocParts(PsiElementDocumentationTarget.kt:114)
	at com.intellij.lang.documentation.psi.PsiElementDocumentationTarget.localDoc(PsiElementDocumentationTarget.kt:97)
	at com.intellij.lang.documentation.psi.PsiElementDocumentationTarget.doComputeDocumentation(PsiElementDocumentationTarget.kt:84)
	at com.intellij.lang.documentation.psi.PsiElementDocumentationTarget.computeDocumentation$lambda$0(PsiElementDocumentationTarget.kt:78)
	at com.intellij.openapi.progress.CoroutinesKt.jobToIndicator$lambda$5(coroutines.kt:447)
	at com.intellij.openapi.progress.ProgressManager.lambda$runProcess$0(ProgressManager.java:98)
	at com.intellij.openapi.progress.impl.CoreProgressManager.lambda$runProcess$1(CoreProgressManager.java:223)
	at com.intellij.platform.diagnostic.telemetry.helpers.TraceKt.use(trace.kt:45)
	at com.intellij.openapi.progress.impl.CoreProgressManager.lambda$runProcess$2(CoreProgressManager.java:222)
	at com.intellij.openapi.progress.impl.CoreProgressManager.lambda$executeProcessUnderProgress$14(CoreProgressManager.java:674)
	at com.intellij.openapi.progress.impl.CoreProgressManager.registerIndicatorAndRun(CoreProgressManager.java:749)
	at com.intellij.openapi.progress.impl.CoreProgressManager.computeUnderProgress(CoreProgressManager.java:705)
	at com.intellij.openapi.progress.impl.CoreProgressManager.executeProcessUnderProgress(CoreProgressManager.java:673)
	at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:79)
	at com.intellij.openapi.progress.impl.CoreProgressManager.runProcess(CoreProgressManager.java:203)
	at com.intellij.openapi.progress.ProgressManager.runProcess(ProgressManager.java:98)
	at com.intellij.openapi.progress.CoroutinesKt.jobToIndicator(coroutines.kt:435)
	at com.intellij.openapi.progress.CoroutinesKt.contextToIndicator(coroutines.kt:427)
	at com.intellij.openapi.progress.CoroutinesKt.blockingContextToIndicator(coroutines.kt:403)
	at com.intellij.lang.documentation.psi.PsiElementDocumentationTarget.computeDocumentation(PsiElementDocumentationTarget.kt:77)
	at com.intellij.platform.backend.documentation.impl.ImplKt$computeDocumentation$2.invokeSuspend$lambda$0(impl.kt:35)
	at com.intellij.openapi.application.rw.InternalReadAction.insideReadAction(InternalReadAction.kt:114)
	at com.intellij.openapi.application.rw.InternalReadAction.tryReadCancellable$lambda$4(InternalReadAction.kt:104)
	at com.intellij.openapi.application.rw.CancellableReadActionKt.cancellableReadActionInternal$lambda$3$lambda$2$lambda$1(cancellableReadAction.kt:32)
	at com.intellij.openapi.application.impl.AnyThreadWriteThreadingSupport.tryRunReadAction(AnyThreadWriteThreadingSupport.kt:351)
	at com.intellij.openapi.application.impl.ApplicationImpl.tryRunReadAction(ApplicationImpl.java:972)
	at com.intellij.openapi.application.rw.CancellableReadActionKt.cancellableReadActionInternal$lambda$3$lambda$2(cancellableReadAction.kt:30)
	at com.intellij.openapi.progress.util.ProgressIndicatorUtilService.runActionAndCancelBeforeWrite(ProgressIndicatorUtilService.java:66)
	at com.intellij.openapi.progress.util.ProgressIndicatorUtils.runActionAndCancelBeforeWrite(ProgressIndicatorUtils.java:157)
	at com.intellij.openapi.application.rw.CancellableReadActionKt.cancellableReadActionInternal(cancellableReadAction.kt:28)
	at com.intellij.openapi.application.rw.InternalReadAction.tryReadCancellable(InternalReadAction.kt:103)
	at com.intellij.openapi.application.rw.InternalReadAction.tryReadAction(InternalReadAction.kt:87)
	at com.intellij.openapi.application.rw.InternalReadAction.readLoop(InternalReadAction.kt:74)
	at com.intellij.openapi.application.rw.InternalReadAction.access$readLoop(InternalReadAction.kt:16)
	at com.intellij.openapi.application.rw.InternalReadAction$runReadAction$6.invokeSuspend(InternalReadAction.kt:53)
	at com.intellij.openapi.application.rw.InternalReadAction$runReadAction$6.invoke(InternalReadAction.kt)
	at com.intellij.openapi.application.rw.InternalReadAction$runReadAction$6.invoke(InternalReadAction.kt)
	at kotlinx.coroutines.intrinsics.UndispatchedKt.startUndispatchedOrReturn(Undispatched.kt:62)
	at kotlinx.coroutines.BuildersKt__Builders_commonKt.withContext(Builders.common.kt:163)
	at kotlinx.coroutines.BuildersKt.withContext(Unknown Source)
	at com.intellij.openapi.application.rw.InternalReadAction.runReadAction(InternalReadAction.kt:49)
	at com.intellij.openapi.application.rw.PlatformReadWriteActionSupport.executeReadAction(PlatformReadWriteActionSupport.kt:38)
	at com.intellij.openapi.application.ReadWriteActionSupport.executeReadAction$default(ReadWriteActionSupport.kt:15)
	at com.intellij.openapi.application.CoroutinesKt.constrainedReadAction(coroutines.kt:62)
	at com.intellij.openapi.application.CoroutinesKt.readAction(coroutines.kt:29)
	at com.intellij.platform.backend.documentation.impl.ImplKt$computeDocumentation$2.invokeSuspend(impl.kt:32)
	at com.intellij.platform.backend.documentation.impl.ImplKt$computeDocumentation$2.invoke(impl.kt)
	at com.intellij.platform.backend.documentation.impl.ImplKt$computeDocumentation$2.invoke(impl.kt)
	at kotlinx.coroutines.intrinsics.UndispatchedKt.startUndispatchedOrReturn(Undispatched.kt:62)
	at kotlinx.coroutines.BuildersKt__Builders_commonKt.withContext(Builders.common.kt:163)
	at kotlinx.coroutines.BuildersKt.withContext(Unknown Source)
	at com.intellij.platform.backend.documentation.impl.ImplKt.computeDocumentation(impl.kt:30)
	at com.intellij.lang.documentation.ide.impl.DocumentationPage.loadPage(DocumentationPage.kt:41)
	at com.intellij.lang.documentation.ide.impl.DocumentationBrowser.handleLoadRequest(DocumentationBrowser.kt:121)
	at com.intellij.lang.documentation.ide.impl.DocumentationBrowser.access$handleLoadRequest(DocumentationBrowser.kt:28)
	at com.intellij.lang.documentation.ide.impl.DocumentationBrowser$handleLoadRequest$1.invokeSuspend(DocumentationBrowser.kt)
	at kotlin.coroutines.jvm.internal.BaseContinuationImpl.resumeWith(ContinuationImpl.kt:33)
	at kotlinx.coroutines.DispatchedTask.run(DispatchedTask.kt:104)
	at kotlinx.coroutines.scheduling.CoroutineScheduler.runSafely(CoroutineScheduler.kt:608)
	at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.executeTask(CoroutineScheduler.kt:873)
	at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.runWorker(CoroutineScheduler.kt:763)
	at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.run(CoroutineScheduler.kt:750)
	Suppressed: kotlinx.coroutines.internal.DiagnosticCoroutineContextException: [CoroutineName(DocumentationBrowser requests), StandaloneCoroutine{Cancelled}@32f425f1, Dispatchers.Default]
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