[ 
https://issues.apache.org/jira/browse/NETBEANS-3349?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16970889#comment-16970889
 ] 

John Neffenger edited comment on NETBEANS-3349 at 11/9/19 5:29 PM:
-------------------------------------------------------------------

This issue might be related to NETBEANS-3300. The beginning and end of the 
stack trace are identical to that issue. The parts that are different are shown 
below.

{noformat:title=This issue}
        at 
org.netbeans.modules.java.hints.spiimpl.Hacks.parseFQNType(Hacks.java:150)
        at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.doComputeHints(HintsInvoker.java:525)
        at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeSuggestions(HintsInvoker.java:450)
        at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:221)
        at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:193)
        at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:166)
        at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:128)
        at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsTask.run(HintsTask.java:114)
        at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsTask.run(HintsTask.java:65)
{noformat}

{noformat:title=Issue 3300}
    at 
org.netbeans.modules.javadoc.hints.JavadocHint.errorHint(JavadocHint.java:172)
    at jdk.internal.reflect.GeneratedMethodAccessor124.invoke(Unknown Source)
    at 
java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.base/java.lang.reflect.Method.invoke(Method.java:567)
[catch] at 
org.netbeans.modules.java.hints.providers.code.CodeHintProviderImpl$WorkerImpl.createErrors(CodeHintProviderImpl.java:317)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.runHint(HintsInvoker.java:798)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.access$400(HintsInvoker.java:90)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker$ScannerImpl.runAndAdd(HintsInvoker.java:657)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker$ScannerImpl.scan(HintsInvoker.java:676)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker$ScannerImpl.scan(HintsInvoker.java:610)
    at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:91)
    at com.sun.source.util.TreeScanner.scan(TreeScanner.java:106)
    at 
org.netbeans.api.java.source.support.CancellableTreePathScanner.scan(CancellableTreePathScanner.java:78)
    at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:114)
    at com.sun.source.util.TreeScanner.visitClass(TreeScanner.java:188)
    at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:822)
    at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82)
    at 
org.netbeans.api.java.source.support.CancellableTreePathScanner.scan(CancellableTreePathScanner.java:69)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker$ScannerImpl.scan(HintsInvoker.java:682)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker$ScannerImpl.scan(HintsInvoker.java:610)
    at com.sun.source.util.TreeScanner.scan(TreeScanner.java:106)
    at 
org.netbeans.api.java.source.support.CancellableTreePathScanner.scan(CancellableTreePathScanner.java:78)
    at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:114)
    at 
com.sun.source.util.TreeScanner.visitCompilationUnit(TreeScanner.java:145)
    at com.sun.tools.javac.tree.JCTree$JCCompilationUnit.accept(JCTree.java:603)
    at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:56)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker$ScannerImpl.scan(HintsInvoker.java:701)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHintsImpl(HintsInvoker.java:245)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:228)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:193)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:166)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:128)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsTask.run(HintsTask.java:114)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsTask.run(HintsTask.java:65)
{noformat}



was (Author: jgneff):
This issue might be related to NETBEANS-3300. The beginning and end of the 
stack trace are identical to that issue. The parts that is different is shown 
below.

{noformat:title=This issue}
        at 
org.netbeans.modules.java.hints.spiimpl.Hacks.parseFQNType(Hacks.java:150)
        at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.doComputeHints(HintsInvoker.java:525)
        at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeSuggestions(HintsInvoker.java:450)
        at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:221)
        at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:193)
        at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:166)
        at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:128)
        at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsTask.run(HintsTask.java:114)
        at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsTask.run(HintsTask.java:65)
{noformat}

{noformat:title=Issue 3300}
    at 
org.netbeans.modules.javadoc.hints.JavadocHint.errorHint(JavadocHint.java:172)
    at jdk.internal.reflect.GeneratedMethodAccessor124.invoke(Unknown Source)
    at 
java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.base/java.lang.reflect.Method.invoke(Method.java:567)
[catch] at 
org.netbeans.modules.java.hints.providers.code.CodeHintProviderImpl$WorkerImpl.createErrors(CodeHintProviderImpl.java:317)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.runHint(HintsInvoker.java:798)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.access$400(HintsInvoker.java:90)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker$ScannerImpl.runAndAdd(HintsInvoker.java:657)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker$ScannerImpl.scan(HintsInvoker.java:676)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker$ScannerImpl.scan(HintsInvoker.java:610)
    at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:91)
    at com.sun.source.util.TreeScanner.scan(TreeScanner.java:106)
    at 
org.netbeans.api.java.source.support.CancellableTreePathScanner.scan(CancellableTreePathScanner.java:78)
    at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:114)
    at com.sun.source.util.TreeScanner.visitClass(TreeScanner.java:188)
    at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:822)
    at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82)
    at 
org.netbeans.api.java.source.support.CancellableTreePathScanner.scan(CancellableTreePathScanner.java:69)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker$ScannerImpl.scan(HintsInvoker.java:682)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker$ScannerImpl.scan(HintsInvoker.java:610)
    at com.sun.source.util.TreeScanner.scan(TreeScanner.java:106)
    at 
org.netbeans.api.java.source.support.CancellableTreePathScanner.scan(CancellableTreePathScanner.java:78)
    at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:114)
    at 
com.sun.source.util.TreeScanner.visitCompilationUnit(TreeScanner.java:145)
    at com.sun.tools.javac.tree.JCTree$JCCompilationUnit.accept(JCTree.java:603)
    at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:56)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker$ScannerImpl.scan(HintsInvoker.java:701)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHintsImpl(HintsInvoker.java:245)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:228)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:193)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:166)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:128)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsTask.run(HintsTask.java:114)
    at 
org.netbeans.modules.java.hints.spiimpl.hints.HintsTask.run(HintsTask.java:65)
{noformat}


> Cannot use Elements.getTypeElement before the TaskEvent.Kind.ENTER finished 
> event.
> ----------------------------------------------------------------------------------
>
>                 Key: NETBEANS-3349
>                 URL: https://issues.apache.org/jira/browse/NETBEANS-3349
>             Project: NetBeans
>          Issue Type: Bug
>          Components: java - Editor, java - Hints
>    Affects Versions: 11.2
>         Environment: Windows 10, AdoptOpenJDK 11
>            Reporter: Tomáš Poledný
>            Priority: Critical
>
> Hi,
> I have problem with Java hints from upgrade to Netbeans 11.2. It looks like 
> some problem with nb-javac. It is big problem because I am not able show hint 
> dialog when I press `Alt` + `Enter`.  My OS is Windows 10.
> {noformat}
> java.lang.IllegalStateException: Cannot use Elements.getTypeElement before 
> the TaskEvent.Kind.ENTER finished event.
>       at 
> com.sun.tools.javac.model.JavacElements.ensureEntered(JavacElements.java:891)
>       at 
> com.sun.tools.javac.model.JavacElements.doGetTypeElement(JavacElements.java:171)
>       at 
> com.sun.tools.javac.model.JavacElements.getTypeElement(JavacElements.java:160)
>       at 
> com.sun.tools.javac.model.JavacElements.getTypeElement(JavacElements.java:85)
>       at 
> org.netbeans.modules.java.hints.spiimpl.Hacks.parseFQNType(Hacks.java:150)
>       at 
> org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.doComputeHints(HintsInvoker.java:525)
>       at 
> org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeSuggestions(HintsInvoker.java:450)
>       at 
> org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:221)
>       at 
> org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:193)
>       at 
> org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:166)
>       at 
> org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:128)
>       at 
> org.netbeans.modules.java.hints.spiimpl.hints.HintsTask.run(HintsTask.java:114)
>       at 
> org.netbeans.modules.java.hints.spiimpl.hints.HintsTask.run(HintsTask.java:65)
> [catch] at 
> org.netbeans.modules.java.source.JavaSourceAccessor$CancelableTaskWrapper.run(JavaSourceAccessor.java:273)
>       at 
> org.netbeans.modules.parsing.impl.TaskProcessor.callParserResultTask(TaskProcessor.java:561)
>       at 
> org.netbeans.modules.parsing.impl.TaskProcessor$RequestPerformer.run(TaskProcessor.java:786)
>       at org.openide.util.lookup.Lookups.executeWith(Lookups.java:279)
>       at 
> org.netbeans.modules.parsing.impl.TaskProcessor$RequestPerformer.execute(TaskProcessor.java:702)
>       at 
> org.netbeans.modules.parsing.impl.TaskProcessor$CompilationJob.run(TaskProcessor.java:663)
>       at 
> java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
>       at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
>       at 
> org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1418)
>       at 
> org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:45)
>       at org.openide.util.lookup.Lookups.executeWith(Lookups.java:278)
>       at 
> org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)
> {noformat}



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