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Posted to users@netbeans.apache.org by "Nelligan, Steven M" <sn...@illinois.edu> on 2021/02/15 18:13:49 UTC

Problem running Netbeans 12.0 debugger.

Any suggestions on how to fix this problem?
This works on other workstations.  I've removed and reinstalled Netbeans again, but it still fails.

I'm connecting to a Tomcat 7 server...

When I attempt to attach debugger:

[cid:image007.png@01D70394.03C64E90]

I get the following trap:  (I've included most of the messages.log for reference of messages before this.

SEVERE [org.openide.util.Exceptions]
java.lang.NullPointerException
                at java.base/java.util.concurrent.ConcurrentHashMap$MapEntry.setValue(ConcurrentHashMap.java:3539)
                at org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit(StringVisitorModelInterpolator.java:1429)
                at org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit(StringVisitorModelInterpolator.java:1027)
                at org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit(StringVisitorModelInterpolator.java:170)
                at org.apache.maven.model.interpolation.StringVisitorModelInterpolator.interpolateModel(StringVisitorModelInterpolator.java:107)
                at org.apache.maven.model.building.DefaultModelBuilder.interpolateModel(DefaultModelBuilder.java:789)
                at org.apache.maven.model.building.DefaultModelBuilder.build(DefaultModelBuilder.java:393)
                at org.netbeans.modules.maven.embedder.impl.NBModelBuilder.build(NBModelBuilder.java:53)
                at org.netbeans.modules.maven.embedder.MavenEmbedder.executeModelBuilder(MavenEmbedder.java:447)
                at org.netbeans.modules.maven.NbMavenProjectImpl.getRawModel(NbMavenProjectImpl.java:193)
                at org.netbeans.modules.maven.api.NbMavenProject.getRawModel(NbMavenProject.java:353)
                at org.netbeans.modules.maven.MavenProjectPropsImpl.lambda$get$0(MavenProjectPropsImpl.java:93)
                at org.netbeans.modules.openide.util.DefaultMutexImplementation.readAccess(DefaultMutexImplementation.java:188)
                at org.openide.util.Mutex.readAccess(Mutex.java:193)
                at org.netbeans.modules.maven.MavenProjectPropsImpl.get(MavenProjectPropsImpl.java:78)
                at org.netbeans.modules.maven.MavenProjectPropsImpl.get(MavenProjectPropsImpl.java:74)
                at org.netbeans.modules.maven.MavenProjectPropsImpl$PackagingProviderImpl.packaging(MavenProjectPropsImpl.java:304)
                at org.netbeans.modules.maven.api.NbMavenProject.getPackagingType(NbMavenProject.java:340)
                at org.netbeans.modules.maven.NbMavenProjectImpl$PackagingTypeDependentLookup.check(NbMavenProjectImpl.java:843)
                at org.netbeans.modules.maven.NbMavenProjectImpl$PackagingTypeDependentLookup.<init>(NbMavenProjectImpl.java:833)
                at org.netbeans.modules.maven.NbMavenProjectImpl.<init>(NbMavenProjectImpl.java:251)
                at org.netbeans.modules.maven.NbMavenProjectFactory.loadProject(NbMavenProjectFactory.java:95)
                at org.netbeans.modules.projectapi.nb.NbProjectManager.createProject(NbProjectManager.java:376)
                at org.netbeans.modules.projectapi.nb.NbProjectManager.access$300(NbProjectManager.java:69)
                at org.netbeans.modules.projectapi.nb.NbProjectManager$2.run(NbProjectManager.java:289)
                at org.netbeans.modules.projectapi.nb.NbProjectManager$2.run(NbProjectManager.java:218)
                at org.netbeans.modules.openide.util.DefaultMutexImplementation.readAccess(DefaultMutexImplementation.java:188)
                at org.openide.util.Mutex.readAccess(Mutex.java:225)
                at org.netbeans.modules.projectapi.nb.NbProjectManager.findProject(NbProjectManager.java:218)
                at org.netbeans.api.project.ProjectManager.findProject(ProjectManager.java:142)
                at org.netbeans.modules.projectapi.SimpleFileOwnerQueryImplementation.getOwner(SimpleFileOwnerQueryImplementation.java:136)
                at org.netbeans.api.project.FileOwnerQuery.getOwner(FileOwnerQuery.java:91)
                at org.netbeans.modules.projectapi.ProjectFileEncodingQueryImplementation.getEncoding(ProjectFileEncodingQueryImplementation.java:47)
                at org.netbeans.api.queries.FileEncodingQuery.getEncoding(FileEncodingQuery.java:71)
                at org.openide.text.DataEditorSupport.openDocument(DataEditorSupport.java:559)
                at org.openide.text.NbDocument.getDocument(NbDocument.java:591)
                at org.netbeans.modules.debugger.jpda.projectsui.LineTranslations$BreakpointLineUpdater.attach(LineTranslations.java:427)
                at org.netbeans.modules.debugger.jpda.projectsui.LineTranslations.registerForLineUpdates(LineTranslations.java:301)
                at org.netbeans.modules.debugger.jpda.projectsui.BreakpointAnnotationManager.breakpointAdded(BreakpointAnnotationManager.java:66)
[catch] at org.netbeans.api.debugger.DebuggerManager.fireBreakpointCreated(DebuggerManager.java:885)
                at org.netbeans.api.debugger.DebuggerManager.initBreakpoints(DebuggerManager.java:1041)
                at org.netbeans.api.debugger.DebuggerManager.addBreakpoint(DebuggerManager.java:513)
                at org.netbeans.modules.debugger.jpda.visual.VisualDebuggerListener.engineAdded(VisualDebuggerListener.java:195)
                at org.netbeans.api.debugger.DebuggerManager.fireEngineAdded(DebuggerManager.java:1430)
                at org.netbeans.api.debugger.DebuggerManager.addEngine(DebuggerManager.java:1654)
                at org.netbeans.api.debugger.Session.addLanguage(Session.java:350)
                at org.netbeans.api.debugger.DebuggerManager.startDebugging(DebuggerManager.java:356)
                at org.netbeans.modules.debugger.jpda.ui.ConnectPanel$ConnectController$1.run(ConnectPanel.java:668)
                at org.openide.util.RequestProcessor$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$Processor.run(RequestProcessor.java:2033)
SEVERE [null]: Last record repeated 5 more times.
WARNING [org.netbeans.modules.options.keymap.LayersBridge]: Invalid shortcut: org.openide.loaders.XMLDataObject@282abfba[MultiFileObject@62015ae5[Actions/Help/master-help.xml]]
WARNING [org.netbeans.modules.options.keymap.LayersBridge]: Invalid shortcut: org.openide.loaders.BrokenDataShadow@78062d72[MultiFileObject@5cc9f3d9[Keymaps/NetBeans/D-BACK_QUOTE.shadow]]
WARNING [null]: Last record repeated again.
SEVERE [org.openide.util.Exceptions]
java.lang.NullPointerException
                at java.base/java.util.concurrent.ConcurrentHashMap$MapEntry.setValue(ConcurrentHashMap.java:3539)
                at org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit(StringVisitorModelInterpolator.java:1429)
                at org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit(StringVisitorModelInterpolator.java:1027)
                at org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit(StringVisitorModelInterpolator.java:170)
                at org.apache.maven.model.interpolation.StringVisitorModelInterpolator.interpolateModel(StringVisitorModelInterpolator.java:107)
                at org.apache.maven.model.building.DefaultModelBuilder.interpolateModel(DefaultModelBuilder.java:789)
                at org.apache.maven.model.building.DefaultModelBuilder.build(DefaultModelBuilder.java:393)
                at org.netbeans.modules.maven.embedder.impl.NBModelBuilder.build(NBModelBuilder.java:53)
                at org.netbeans.modules.maven.embedder.MavenEmbedder.executeModelBuilder(MavenEmbedder.java:447)
                at org.netbeans.modules.maven.NbMavenProjectImpl.getRawModel(NbMavenProjectImpl.java:193)
                at org.netbeans.modules.maven.api.NbMavenProject.getRawModel(NbMavenProject.java:353)
                at org.netbeans.modules.maven.MavenProjectPropsImpl.lambda$get$0(MavenProjectPropsImpl.java:93)
                at org.netbeans.modules.openide.util.DefaultMutexImplementation.readAccess(DefaultMutexImplementation.java:188)
                at org.openide.util.Mutex.readAccess(Mutex.java:193)
                at org.netbeans.modules.maven.MavenProjectPropsImpl.get(MavenProjectPropsImpl.java:78)
                at org.netbeans.modules.maven.MavenProjectPropsImpl.get(MavenProjectPropsImpl.java:74)
                at org.netbeans.modules.maven.MavenProjectPropsImpl$PackagingProviderImpl.packaging(MavenProjectPropsImpl.java:304)
                at org.netbeans.modules.maven.api.NbMavenProject.getPackagingType(NbMavenProject.java:340)
                at org.netbeans.modules.maven.NbMavenProjectImpl$PackagingTypeDependentLookup.check(NbMavenProjectImpl.java:843)
                at org.netbeans.modules.maven.NbMavenProjectImpl$PackagingTypeDependentLookup.<init>(NbMavenProjectImpl.java:833)
                at org.netbeans.modules.maven.NbMavenProjectImpl.<init>(NbMavenProjectImpl.java:251)
                at org.netbeans.modules.maven.NbMavenProjectFactory.loadProject(NbMavenProjectFactory.java:95)
                at org.netbeans.modules.projectapi.nb.NbProjectManager.createProject(NbProjectManager.java:376)
                at org.netbeans.modules.projectapi.nb.NbProjectManager.access$300(NbProjectManager.java:69)
                at org.netbeans.modules.projectapi.nb.NbProjectManager$2.run(NbProjectManager.java:289)
                at org.netbeans.modules.projectapi.nb.NbProjectManager$2.run(NbProjectManager.java:218)
                at org.netbeans.modules.openide.util.DefaultMutexImplementation.readAccess(DefaultMutexImplementation.java:188)
                at org.openide.util.Mutex.readAccess(Mutex.java:225)
                at org.netbeans.modules.projectapi.nb.NbProjectManager.findProject(NbProjectManager.java:218)
                at org.netbeans.api.project.ProjectManager.findProject(ProjectManager.java:142)
                at org.netbeans.modules.projectapi.SimpleFileOwnerQueryImplementation.getOwner(SimpleFileOwnerQueryImplementation.java:136)
                at org.netbeans.api.project.FileOwnerQuery.getOwner(FileOwnerQuery.java:91)
                at org.netbeans.modules.projectapi.ProjectFileEncodingQueryImplementation.getEncoding(ProjectFileEncodingQueryImplementation.java:47)
                at org.netbeans.api.queries.FileEncodingQuery.getEncoding(FileEncodingQuery.java:71)
                at org.openide.text.DataEditorSupport.openDocument(DataEditorSupport.java:559)
                at org.openide.text.NbDocument.getDocument(NbDocument.java:591)
                at org.netbeans.modules.debugger.jpda.projectsui.LineTranslations$BreakpointLineUpdater.attach(LineTranslations.java:427)
                at org.netbeans.modules.debugger.jpda.projectsui.LineTranslations.registerForLineUpdates(LineTranslations.java:301)
                at org.netbeans.modules.debugger.jpda.projectsui.BreakpointAnnotationManager.breakpointAdded(BreakpointAnnotationManager.java:66)
[catch] at org.netbeans.api.debugger.DebuggerManager.fireBreakpointCreated(DebuggerManager.java:885)
                at org.netbeans.api.debugger.DebuggerManager.initBreakpoints(DebuggerManager.java:1041)
                at org.netbeans.api.debugger.DebuggerManager.addBreakpoint(DebuggerManager.java:513)
                at org.netbeans.modules.debugger.jpda.visual.VisualDebuggerListener.engineAdded(VisualDebuggerListener.java:195)
                at org.netbeans.api.debugger.DebuggerManager.fireEngineAdded(DebuggerManager.java:1430)
                at org.netbeans.api.debugger.DebuggerManager.addEngine(DebuggerManager.java:1654)
                at org.netbeans.api.debugger.Session.addLanguage(Session.java:350)
                at org.netbeans.api.debugger.DebuggerManager.startDebugging(DebuggerManager.java:356)
                at org.netbeans.modules.debugger.jpda.ui.ConnectPanel$ConnectController$1.run(ConnectPanel.java:668)
                at org.openide.util.RequestProcessor$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$Processor.run(RequestProcessor.java:2033)
SEVERE [null]: Last record repeated more than 10 times, further logs of this record are ignored until the log record changes.
SEVERE [null]: Last record repeated 13 times in total.
INFO [org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater]: Resolving dependencies took: 3,781 ms
INFO [org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater]: Complete indexing of 0 binary roots took: 1 ms
INFO [org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater]: Indexing of: C:\Program Files\NetBeans-12.0\netbeans\webcommon\jsstubs\reststubs.zip took: 5,603 ms (New or modified files: 0, Deleted files: 0) [Adding listeners took: 0 ms]
INFO [org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater]: Indexing of: C:\Program Files\NetBeans-12.0\netbeans\webcommon\jsstubs\corestubs.zip took: 262 ms (New or modified files: 0, Deleted files: 0) [Adding listeners took: 0 ms]
INFO [org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater]: Indexing of: C:\Program Files\NetBeans-12.0\netbeans\webcommon\jsstubs\domstubs.zip took: 229 ms (New or modified files: 0, Deleted files: 0) [Adding listeners took: 0 ms]
INFO [org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater]: Complete indexing of 3 source roots took: 6,094 ms (New or modified files: 0, Deleted files: 0) [Adding listeners took: 0 ms]
SEVERE [org.openide.util.Exceptions]
java.lang.NullPointerException
                at java.base/java.util.concurrent.ConcurrentHashMap$MapEntry.setValue(ConcurrentHashMap.java:3539)
                at org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit(StringVisitorModelInterpolator.java:1429)
                at org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit(StringVisitorModelInterpolator.java:1027)
                at org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit(StringVisitorModelInterpolator.java:170)
                at org.apache.maven.model.interpolation.StringVisitorModelInterpolator.interpolateModel(StringVisitorModelInterpolator.java:107)
                at org.apache.maven.model.building.DefaultModelBuilder.interpolateModel(DefaultModelBuilder.java:789)
                at org.apache.maven.model.building.DefaultModelBuilder.build(DefaultModelBuilder.java:393)
                at org.netbeans.modules.maven.embedder.impl.NBModelBuilder.build(NBModelBuilder.java:53)
                at org.netbeans.modules.maven.embedder.MavenEmbedder.executeModelBuilder(MavenEmbedder.java:447)
                at org.netbeans.modules.maven.NbMavenProjectImpl.getRawModel(NbMavenProjectImpl.java:193)
                at org.netbeans.modules.maven.api.NbMavenProject.getRawModel(NbMavenProject.java:353)
                at org.netbeans.modules.maven.MavenProjectPropsImpl.lambda$get$0(MavenProjectPropsImpl.java:93)
                at org.netbeans.modules.openide.util.DefaultMutexImplementation.readAccess(DefaultMutexImplementation.java:188)
                at org.openide.util.Mutex.readAccess(Mutex.java:193)
                at org.netbeans.modules.maven.MavenProjectPropsImpl.get(MavenProjectPropsImpl.java:78)
                at org.netbeans.modules.maven.MavenProjectPropsImpl.get(MavenProjectPropsImpl.java:74)
                at org.netbeans.modules.maven.MavenProjectPropsImpl$PackagingProviderImpl.packaging(MavenProjectPropsImpl.java:304)
                at org.netbeans.modules.maven.api.NbMavenProject.getPackagingType(NbMavenProject.java:340)
                at org.netbeans.modules.maven.NbMavenProjectImpl$PackagingTypeDependentLookup.check(NbMavenProjectImpl.java:843)
                at org.netbeans.modules.maven.NbMavenProjectImpl$PackagingTypeDependentLookup.<init>(NbMavenProjectImpl.java:833)
                at org.netbeans.modules.maven.NbMavenProjectImpl.<init>(NbMavenProjectImpl.java:251)
                at org.netbeans.modules.maven.NbMavenProjectFactory.loadProject(NbMavenProjectFactory.java:95)
                at org.netbeans.modules.projectapi.nb.NbProjectManager.createProject(NbProjectManager.java:376)
                at org.netbeans.modules.projectapi.nb.NbProjectManager.access$300(NbProjectManager.java:69)
                at org.netbeans.modules.projectapi.nb.NbProjectManager$2.run(NbProjectManager.java:289)
                at org.netbeans.modules.projectapi.nb.NbProjectManager$2.run(NbProjectManager.java:218)
                at org.netbeans.modules.openide.util.DefaultMutexImplementation.readAccess(DefaultMutexImplementation.java:188)
                at org.openide.util.Mutex.readAccess(Mutex.java:225)
                at org.netbeans.modules.projectapi.nb.NbProjectManager.findProject(NbProjectManager.java:218)
                at org.netbeans.api.project.ProjectManager.findProject(ProjectManager.java:142)
                at org.netbeans.modules.projectapi.SimpleFileOwnerQueryImplementation.getOwner(SimpleFileOwnerQueryImplementation.java:136)
                at org.netbeans.api.project.FileOwnerQuery.getOwner(FileOwnerQuery.java:91)
                at org.netbeans.modules.java.project.ProjectClassPathProvider.findClassPath(ProjectClassPathProvider.java:43)
                at org.netbeans.api.java.classpath.ClassPath.getClassPath(ClassPath.java:667)
                at org.netbeans.modules.debugger.jpda.projects.SourcePathProviderImpl.getSourceRoot(SourcePathProviderImpl.java:784)
                at org.netbeans.modules.debugger.jpda.SourcePath$CompoundContextProvider.getSourceRoot(SourcePath.java:413)
                at org.netbeans.modules.debugger.jpda.SourcePath$CompoundContextProvider.getSourceRoot(SourcePath.java:415)
                at org.netbeans.modules.debugger.jpda.SourcePath$CompoundContextProvider.getSourceRoot(SourcePath.java:415)
                at org.netbeans.modules.debugger.jpda.SourcePath.getSourceRoot(SourcePath.java:114)
                at org.netbeans.modules.debugger.jpda.breakpoints.LineBreakpointImpl.<init>(LineBreakpointImpl.java:131)
                at org.netbeans.modules.debugger.jpda.breakpoints.BreakpointsEngineListener.createBreakpointImpl(BreakpointsEngineListener.java:318)
                at org.netbeans.modules.debugger.jpda.breakpoints.BreakpointsEngineListener.createBreakpointImpls(BreakpointsEngineListener.java:260)
                at org.netbeans.modules.debugger.jpda.breakpoints.BreakpointsEngineListener.propertyChange(BreakpointsEngineListener.java:119)
                at java.desktop/java.beans.PropertyChangeSupport.fire(PropertyChangeSupport.java:341)
                at java.desktop/java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:334)
                at org.netbeans.modules.debugger.jpda.JPDADebuggerImpl.firePropertyChange(JPDADebuggerImpl.java:2215)
                at org.netbeans.modules.debugger.jpda.JPDADebuggerImpl.setState(JPDADebuggerImpl.java:2199)
                at org.netbeans.modules.debugger.jpda.JPDADebuggerImpl.setRunning(JPDADebuggerImpl.java:1300)
[catch] at org.netbeans.modules.debugger.jpda.actions.StartActionProvider.doStartDebugger(StartActionProvider.java:184)
                at org.netbeans.modules.debugger.jpda.actions.StartActionProvider.access$200(StartActionProvider.java:55)
                at org.netbeans.modules.debugger.jpda.actions.StartActionProvider$1.run(StartActionProvider.java:140)
                at org.openide.util.RequestProcessor$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)



Steven M Nelligan
SENIOR SOFTWARE DEVELOPER

Facilities and Services
Information Technology Services
University of Illinois at Urbana-Champaign
Facilities and Services
1501 S. Oak Street | M/C 800
Champaign, IL 61820
217.244.8097 | other: 217.244.8097 | snelliga@illinois.edu<ma...@illinois.edu>
www.fs.illinois.edu<http://www.fs.illinois.edu/>

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Under the Illinois Freedom of Information Act any written communication to or from university employees regarding university business is a public record and may be subject to public disclosure.



Re: Problem running Netbeans 12.0 debugger.

Posted by Laszlo Kishalmi <la...@gmail.com>.
It seems something is to be replaced with null during your maven 
execution evaluation. Maybe you have an extra property to be replaced 
somewhere, but left unspecified.

On 2/15/21 10:13 AM, Nelligan, Steven M wrote:
>
> Any suggestions on how to fix this problem?
>
> This works on other workstations.  I’ve removed and reinstalled 
> Netbeans again, but it still fails.
>
> I’m connecting to a Tomcat 7 server…
>
> When I attempt to attach debugger:
>
> I get the following trap:  (I’ve included most of the messages.log for 
> reference of messages before this.
>
> SEVERE [org.openide.util.Exceptions]
>
> java.lang.NullPointerException
>
>                 at 
> java.base/java.util.concurrent.ConcurrentHashMap$MapEntry.setValue(ConcurrentHashMap.java:3539)
>
>                 at 
> org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit(StringVisitorModelInterpolator.java:1429)
>
>                 at 
> org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit(StringVisitorModelInterpolator.java:1027)
>
>                 at 
> org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit(StringVisitorModelInterpolator.java:170)
>
>                 at 
> org.apache.maven.model.interpolation.StringVisitorModelInterpolator.interpolateModel(StringVisitorModelInterpolator.java:107)
>
>                 at 
> org.apache.maven.model.building.DefaultModelBuilder.interpolateModel(DefaultModelBuilder.java:789)
>
>                 at 
> org.apache.maven.model.building.DefaultModelBuilder.build(DefaultModelBuilder.java:393)
>
>                 at 
> org.netbeans.modules.maven.embedder.impl.NBModelBuilder.build(NBModelBuilder.java:53)
>
>                 at 
> org.netbeans.modules.maven.embedder.MavenEmbedder.executeModelBuilder(MavenEmbedder.java:447)
>
>                 at 
> org.netbeans.modules.maven.NbMavenProjectImpl.getRawModel(NbMavenProjectImpl.java:193)
>
>                 at 
> org.netbeans.modules.maven.api.NbMavenProject.getRawModel(NbMavenProject.java:353)
>
>                 at 
> org.netbeans.modules.maven.MavenProjectPropsImpl.lambda$get$0(MavenProjectPropsImpl.java:93)
>
>                 at 
> org.netbeans.modules.openide.util.DefaultMutexImplementation.readAccess(DefaultMutexImplementation.java:188)
>
>                 at org.openide.util.Mutex.readAccess(Mutex.java:193)
>
>                 at 
> org.netbeans.modules.maven.MavenProjectPropsImpl.get(MavenProjectPropsImpl.java:78)
>
>                 at 
> org.netbeans.modules.maven.MavenProjectPropsImpl.get(MavenProjectPropsImpl.java:74)
>
>                 at 
> org.netbeans.modules.maven.MavenProjectPropsImpl$PackagingProviderImpl.packaging(MavenProjectPropsImpl.java:304)
>
>                 at 
> org.netbeans.modules.maven.api.NbMavenProject.getPackagingType(NbMavenProject.java:340)
>
>                 at 
> org.netbeans.modules.maven.NbMavenProjectImpl$PackagingTypeDependentLookup.check(NbMavenProjectImpl.java:843)
>
>                 at 
> org.netbeans.modules.maven.NbMavenProjectImpl$PackagingTypeDependentLookup.<init>(NbMavenProjectImpl.java:833)
>
>                 at 
> org.netbeans.modules.maven.NbMavenProjectImpl.<init>(NbMavenProjectImpl.java:251)
>
>                 at 
> org.netbeans.modules.maven.NbMavenProjectFactory.loadProject(NbMavenProjectFactory.java:95)
>
>                 at 
> org.netbeans.modules.projectapi.nb.NbProjectManager.createProject(NbProjectManager.java:376)
>
>                 at 
> org.netbeans.modules.projectapi.nb.NbProjectManager.access$300(NbProjectManager.java:69)
>
>                 at 
> org.netbeans.modules.projectapi.nb.NbProjectManager$2.run(NbProjectManager.java:289)
>
>                 at 
> org.netbeans.modules.projectapi.nb.NbProjectManager$2.run(NbProjectManager.java:218)
>
>                 at 
> org.netbeans.modules.openide.util.DefaultMutexImplementation.readAccess(DefaultMutexImplementation.java:188)
>
>                 at org.openide.util.Mutex.readAccess(Mutex.java:225)
>
>                 at 
> org.netbeans.modules.projectapi.nb.NbProjectManager.findProject(NbProjectManager.java:218)
>
>                 at 
> org.netbeans.api.project.ProjectManager.findProject(ProjectManager.java:142)
>
>                 at 
> org.netbeans.modules.projectapi.SimpleFileOwnerQueryImplementation.getOwner(SimpleFileOwnerQueryImplementation.java:136)
>
>                 at 
> org.netbeans.api.project.FileOwnerQuery.getOwner(FileOwnerQuery.java:91)
>
>                 at 
> org.netbeans.modules.projectapi.ProjectFileEncodingQueryImplementation.getEncoding(ProjectFileEncodingQueryImplementation.java:47)
>
>                 at 
> org.netbeans.api.queries.FileEncodingQuery.getEncoding(FileEncodingQuery.java:71)
>
>                 at 
> org.openide.text.DataEditorSupport.openDocument(DataEditorSupport.java:559)
>
>                 at 
> org.openide.text.NbDocument.getDocument(NbDocument.java:591)
>
>                 at 
> org.netbeans.modules.debugger.jpda.projectsui.LineTranslations$BreakpointLineUpdater.attach(LineTranslations.java:427)
>
>                 at 
> org.netbeans.modules.debugger.jpda.projectsui.LineTranslations.registerForLineUpdates(LineTranslations.java:301)
>
>                 at 
> org.netbeans.modules.debugger.jpda.projectsui.BreakpointAnnotationManager.breakpointAdded(BreakpointAnnotationManager.java:66)
>
> [catch] at 
> org.netbeans.api.debugger.DebuggerManager.fireBreakpointCreated(DebuggerManager.java:885)
>
>                 at 
> org.netbeans.api.debugger.DebuggerManager.initBreakpoints(DebuggerManager.java:1041)
>
>                 at 
> org.netbeans.api.debugger.DebuggerManager.addBreakpoint(DebuggerManager.java:513)
>
>                 at 
> org.netbeans.modules.debugger.jpda.visual.VisualDebuggerListener.engineAdded(VisualDebuggerListener.java:195)
>
>                 at 
> org.netbeans.api.debugger.DebuggerManager.fireEngineAdded(DebuggerManager.java:1430)
>
>                 at 
> org.netbeans.api.debugger.DebuggerManager.addEngine(DebuggerManager.java:1654)
>
>                 at 
> org.netbeans.api.debugger.Session.addLanguage(Session.java:350)
>
>                 at 
> org.netbeans.api.debugger.DebuggerManager.startDebugging(DebuggerManager.java:356)
>
>                 at 
> org.netbeans.modules.debugger.jpda.ui.ConnectPanel$ConnectController$1.run(ConnectPanel.java:668)
>
>                 at 
> org.openide.util.RequestProcessor$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$Processor.run(RequestProcessor.java:2033)
>
> SEVERE [null]: Last record repeated 5 more times.
>
> WARNING [org.netbeans.modules.options.keymap.LayersBridge]: Invalid 
> shortcut: 
> org.openide.loaders.XMLDataObject@282abfba[MultiFileObject@62015ae5[Actions/Help/master-help.xml]]
>
> WARNING [org.netbeans.modules.options.keymap.LayersBridge]: Invalid 
> shortcut: 
> org.openide.loaders.BrokenDataShadow@78062d72[MultiFileObject@5cc9f3d9[Keymaps/NetBeans/D-BACK_QUOTE.shadow]]
>
> WARNING [null]: Last record repeated again.
>
> SEVERE [org.openide.util.Exceptions]
>
> java.lang.NullPointerException
>
>                 at 
> java.base/java.util.concurrent.ConcurrentHashMap$MapEntry.setValue(ConcurrentHashMap.java:3539)
>
>                 at 
> org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit(StringVisitorModelInterpolator.java:1429)
>
>                 at 
> org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit(StringVisitorModelInterpolator.java:1027)
>
>                 at 
> org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit(StringVisitorModelInterpolator.java:170)
>
>                 at 
> org.apache.maven.model.interpolation.StringVisitorModelInterpolator.interpolateModel(StringVisitorModelInterpolator.java:107)
>
>                 at 
> org.apache.maven.model.building.DefaultModelBuilder.interpolateModel(DefaultModelBuilder.java:789)
>
>                 at 
> org.apache.maven.model.building.DefaultModelBuilder.build(DefaultModelBuilder.java:393)
>
>                 at 
> org.netbeans.modules.maven.embedder.impl.NBModelBuilder.build(NBModelBuilder.java:53)
>
>                 at 
> org.netbeans.modules.maven.embedder.MavenEmbedder.executeModelBuilder(MavenEmbedder.java:447)
>
>                 at 
> org.netbeans.modules.maven.NbMavenProjectImpl.getRawModel(NbMavenProjectImpl.java:193)
>
>                 at 
> org.netbeans.modules.maven.api.NbMavenProject.getRawModel(NbMavenProject.java:353)
>
>                 at 
> org.netbeans.modules.maven.MavenProjectPropsImpl.lambda$get$0(MavenProjectPropsImpl.java:93)
>
>                 at 
> org.netbeans.modules.openide.util.DefaultMutexImplementation.readAccess(DefaultMutexImplementation.java:188)
>
>                 at org.openide.util.Mutex.readAccess(Mutex.java:193)
>
>                 at 
> org.netbeans.modules.maven.MavenProjectPropsImpl.get(MavenProjectPropsImpl.java:78)
>
>                 at 
> org.netbeans.modules.maven.MavenProjectPropsImpl.get(MavenProjectPropsImpl.java:74)
>
>                 at 
> org.netbeans.modules.maven.MavenProjectPropsImpl$PackagingProviderImpl.packaging(MavenProjectPropsImpl.java:304)
>
>                 at 
> org.netbeans.modules.maven.api.NbMavenProject.getPackagingType(NbMavenProject.java:340)
>
>                 at 
> org.netbeans.modules.maven.NbMavenProjectImpl$PackagingTypeDependentLookup.check(NbMavenProjectImpl.java:843)
>
>                 at 
> org.netbeans.modules.maven.NbMavenProjectImpl$PackagingTypeDependentLookup.<init>(NbMavenProjectImpl.java:833)
>
>                 at 
> org.netbeans.modules.maven.NbMavenProjectImpl.<init>(NbMavenProjectImpl.java:251)
>
>                 at 
> org.netbeans.modules.maven.NbMavenProjectFactory.loadProject(NbMavenProjectFactory.java:95)
>
>                 at 
> org.netbeans.modules.projectapi.nb.NbProjectManager.createProject(NbProjectManager.java:376)
>
>                 at 
> org.netbeans.modules.projectapi.nb.NbProjectManager.access$300(NbProjectManager.java:69)
>
>                 at 
> org.netbeans.modules.projectapi.nb.NbProjectManager$2.run(NbProjectManager.java:289)
>
>                 at 
> org.netbeans.modules.projectapi.nb.NbProjectManager$2.run(NbProjectManager.java:218)
>
>                 at 
> org.netbeans.modules.openide.util.DefaultMutexImplementation.readAccess(DefaultMutexImplementation.java:188)
>
>                 at org.openide.util.Mutex.readAccess(Mutex.java:225)
>
>                 at 
> org.netbeans.modules.projectapi.nb.NbProjectManager.findProject(NbProjectManager.java:218)
>
>                 at 
> org.netbeans.api.project.ProjectManager.findProject(ProjectManager.java:142)
>
>                 at 
> org.netbeans.modules.projectapi.SimpleFileOwnerQueryImplementation.getOwner(SimpleFileOwnerQueryImplementation.java:136)
>
>                 at 
> org.netbeans.api.project.FileOwnerQuery.getOwner(FileOwnerQuery.java:91)
>
>                 at 
> org.netbeans.modules.projectapi.ProjectFileEncodingQueryImplementation.getEncoding(ProjectFileEncodingQueryImplementation.java:47)
>
>                 at 
> org.netbeans.api.queries.FileEncodingQuery.getEncoding(FileEncodingQuery.java:71)
>
>                 at 
> org.openide.text.DataEditorSupport.openDocument(DataEditorSupport.java:559)
>
>                 at 
> org.openide.text.NbDocument.getDocument(NbDocument.java:591)
>
>                 at 
> org.netbeans.modules.debugger.jpda.projectsui.LineTranslations$BreakpointLineUpdater.attach(LineTranslations.java:427)
>
>                 at 
> org.netbeans.modules.debugger.jpda.projectsui.LineTranslations.registerForLineUpdates(LineTranslations.java:301)
>
>                 at 
> org.netbeans.modules.debugger.jpda.projectsui.BreakpointAnnotationManager.breakpointAdded(BreakpointAnnotationManager.java:66)
>
> [catch] at 
> org.netbeans.api.debugger.DebuggerManager.fireBreakpointCreated(DebuggerManager.java:885)
>
>                 at 
> org.netbeans.api.debugger.DebuggerManager.initBreakpoints(DebuggerManager.java:1041)
>
>                 at 
> org.netbeans.api.debugger.DebuggerManager.addBreakpoint(DebuggerManager.java:513)
>
>                 at 
> org.netbeans.modules.debugger.jpda.visual.VisualDebuggerListener.engineAdded(VisualDebuggerListener.java:195)
>
>                 at 
> org.netbeans.api.debugger.DebuggerManager.fireEngineAdded(DebuggerManager.java:1430)
>
>                 at 
> org.netbeans.api.debugger.DebuggerManager.addEngine(DebuggerManager.java:1654)
>
>                 at 
> org.netbeans.api.debugger.Session.addLanguage(Session.java:350)
>
>                 at 
> org.netbeans.api.debugger.DebuggerManager.startDebugging(DebuggerManager.java:356)
>
>                 at 
> org.netbeans.modules.debugger.jpda.ui.ConnectPanel$ConnectController$1.run(ConnectPanel.java:668)
>
>                 at 
> org.openide.util.RequestProcessor$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$Processor.run(RequestProcessor.java:2033)
>
> SEVERE [null]: Last record repeated more than 10 times, further logs 
> of this record are ignored until the log record changes.
>
> SEVERE [null]: Last record repeated 13 times in total.
>
> INFO [org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater]: 
> Resolving dependencies took: 3,781 ms
>
> INFO [org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater]: 
> Complete indexing of 0 binary roots took: 1 ms
>
> INFO [org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater]: 
> Indexing of: C:\Program 
> Files\NetBeans-12.0\netbeans\webcommon\jsstubs\reststubs.zip took: 
> 5,603 ms (New or modified files: 0, Deleted files: 0) [Adding 
> listeners took: 0 ms]
>
> INFO [org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater]: 
> Indexing of: C:\Program 
> Files\NetBeans-12.0\netbeans\webcommon\jsstubs\corestubs.zip took: 262 
> ms (New or modified files: 0, Deleted files: 0) [Adding listeners 
> took: 0 ms]
>
> INFO [org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater]: 
> Indexing of: C:\Program 
> Files\NetBeans-12.0\netbeans\webcommon\jsstubs\domstubs.zip took: 229 
> ms (New or modified files: 0, Deleted files: 0) [Adding listeners 
> took: 0 ms]
>
> INFO [org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater]: 
> Complete indexing of 3 source roots took: 6,094 ms (New or modified 
> files: 0, Deleted files: 0) [Adding listeners took: 0 ms]
>
> SEVERE [org.openide.util.Exceptions]
>
> java.lang.NullPointerException
>
>                 at 
> java.base/java.util.concurrent.ConcurrentHashMap$MapEntry.setValue(ConcurrentHashMap.java:3539)
>
>                 at 
> org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit(StringVisitorModelInterpolator.java:1429)
>
>                 at 
> org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit(StringVisitorModelInterpolator.java:1027)
>
>                 at 
> org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit(StringVisitorModelInterpolator.java:170)
>
>                 at 
> org.apache.maven.model.interpolation.StringVisitorModelInterpolator.interpolateModel(StringVisitorModelInterpolator.java:107)
>
>                 at 
> org.apache.maven.model.building.DefaultModelBuilder.interpolateModel(DefaultModelBuilder.java:789)
>
>                 at 
> org.apache.maven.model.building.DefaultModelBuilder.build(DefaultModelBuilder.java:393)
>
>                 at 
> org.netbeans.modules.maven.embedder.impl.NBModelBuilder.build(NBModelBuilder.java:53)
>
>                 at 
> org.netbeans.modules.maven.embedder.MavenEmbedder.executeModelBuilder(MavenEmbedder.java:447)
>
>                 at 
> org.netbeans.modules.maven.NbMavenProjectImpl.getRawModel(NbMavenProjectImpl.java:193)
>
>                 at 
> org.netbeans.modules.maven.api.NbMavenProject.getRawModel(NbMavenProject.java:353)
>
>                 at 
> org.netbeans.modules.maven.MavenProjectPropsImpl.lambda$get$0(MavenProjectPropsImpl.java:93)
>
>                 at 
> org.netbeans.modules.openide.util.DefaultMutexImplementation.readAccess(DefaultMutexImplementation.java:188)
>
>                 at org.openide.util.Mutex.readAccess(Mutex.java:193)
>
>                 at 
> org.netbeans.modules.maven.MavenProjectPropsImpl.get(MavenProjectPropsImpl.java:78)
>
>                 at 
> org.netbeans.modules.maven.MavenProjectPropsImpl.get(MavenProjectPropsImpl.java:74)
>
>                 at 
> org.netbeans.modules.maven.MavenProjectPropsImpl$PackagingProviderImpl.packaging(MavenProjectPropsImpl.java:304)
>
>                 at 
> org.netbeans.modules.maven.api.NbMavenProject.getPackagingType(NbMavenProject.java:340)
>
>                 at 
> org.netbeans.modules.maven.NbMavenProjectImpl$PackagingTypeDependentLookup.check(NbMavenProjectImpl.java:843)
>
>                 at 
> org.netbeans.modules.maven.NbMavenProjectImpl$PackagingTypeDependentLookup.<init>(NbMavenProjectImpl.java:833)
>
>                 at 
> org.netbeans.modules.maven.NbMavenProjectImpl.<init>(NbMavenProjectImpl.java:251)
>
>                 at 
> org.netbeans.modules.maven.NbMavenProjectFactory.loadProject(NbMavenProjectFactory.java:95)
>
>                 at 
> org.netbeans.modules.projectapi.nb.NbProjectManager.createProject(NbProjectManager.java:376)
>
>                 at 
> org.netbeans.modules.projectapi.nb.NbProjectManager.access$300(NbProjectManager.java:69)
>
>                 at 
> org.netbeans.modules.projectapi.nb.NbProjectManager$2.run(NbProjectManager.java:289)
>
>                 at 
> org.netbeans.modules.projectapi.nb.NbProjectManager$2.run(NbProjectManager.java:218)
>
>                 at 
> org.netbeans.modules.openide.util.DefaultMutexImplementation.readAccess(DefaultMutexImplementation.java:188)
>
>                 at org.openide.util.Mutex.readAccess(Mutex.java:225)
>
>                 at 
> org.netbeans.modules.projectapi.nb.NbProjectManager.findProject(NbProjectManager.java:218)
>
>                 at 
> org.netbeans.api.project.ProjectManager.findProject(ProjectManager.java:142)
>
>                 at 
> org.netbeans.modules.projectapi.SimpleFileOwnerQueryImplementation.getOwner(SimpleFileOwnerQueryImplementation.java:136)
>
>                 at 
> org.netbeans.api.project.FileOwnerQuery.getOwner(FileOwnerQuery.java:91)
>
>                 at 
> org.netbeans.modules.java.project.ProjectClassPathProvider.findClassPath(ProjectClassPathProvider.java:43)
>
>                 at 
> org.netbeans.api.java.classpath.ClassPath.getClassPath(ClassPath.java:667)
>
>                 at 
> org.netbeans.modules.debugger.jpda.projects.SourcePathProviderImpl.getSourceRoot(SourcePathProviderImpl.java:784)
>
>                 at 
> org.netbeans.modules.debugger.jpda.SourcePath$CompoundContextProvider.getSourceRoot(SourcePath.java:413)
>
>                 at 
> org.netbeans.modules.debugger.jpda.SourcePath$CompoundContextProvider.getSourceRoot(SourcePath.java:415)
>
>                 at 
> org.netbeans.modules.debugger.jpda.SourcePath$CompoundContextProvider.getSourceRoot(SourcePath.java:415)
>
>                 at 
> org.netbeans.modules.debugger.jpda.SourcePath.getSourceRoot(SourcePath.java:114)
>
>                 at 
> org.netbeans.modules.debugger.jpda.breakpoints.LineBreakpointImpl.<init>(LineBreakpointImpl.java:131)
>
>                 at 
> org.netbeans.modules.debugger.jpda.breakpoints.BreakpointsEngineListener.createBreakpointImpl(BreakpointsEngineListener.java:318)
>
>                 at 
> org.netbeans.modules.debugger.jpda.breakpoints.BreakpointsEngineListener.createBreakpointImpls(BreakpointsEngineListener.java:260)
>
>                 at 
> org.netbeans.modules.debugger.jpda.breakpoints.BreakpointsEngineListener.propertyChange(BreakpointsEngineListener.java:119)
>
>                 at 
> java.desktop/java.beans.PropertyChangeSupport.fire(PropertyChangeSupport.java:341)
>
>                 at 
> java.desktop/java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:334)
>
>                 at 
> org.netbeans.modules.debugger.jpda.JPDADebuggerImpl.firePropertyChange(JPDADebuggerImpl.java:2215)
>
>                 at 
> org.netbeans.modules.debugger.jpda.JPDADebuggerImpl.setState(JPDADebuggerImpl.java:2199)
>
>                 at 
> org.netbeans.modules.debugger.jpda.JPDADebuggerImpl.setRunning(JPDADebuggerImpl.java:1300)
>
> [catch] at 
> org.netbeans.modules.debugger.jpda.actions.StartActionProvider.doStartDebugger(StartActionProvider.java:184)
>
>                 at 
> org.netbeans.modules.debugger.jpda.actions.StartActionProvider.access$200(StartActionProvider.java:55)
>
>                 at 
> org.netbeans.modules.debugger.jpda.actions.StartActionProvider$1.run(StartActionProvider.java:140)
>
>                 at 
> org.openide.util.RequestProcessor$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)
>
> *Steven M Nelligan*
> /SENIOR SOFTWARE DEVELOPER/
>
>
> Facilities and Services
>
> Information Technology Services
> University of Illinois at Urbana-Champaign
> Facilities and Services
> 1501 S. Oak Street | M/C 800
> Champaign, IL 61820
> 217.244.8097 | /other/: 217.244.8097 | snelliga@illinois.edu 
> <ma...@illinois.edu>
> www.fs.illinois.edu <http://www.fs.illinois.edu/>
>
> facebook 
> <https://www.facebook.com/UniversityOfIllinoisFacilitiesServices> 
> twitter <https://twitter.com/UofIFS> instagram 
> <https://www.instagram.com/uofifs/> youtube 
> <https://www.youtube.com/user/UofIFS>
>
> https://webtools.illinois.edu/webservices/js/ds/signature_logo.png 
> <http://illinois.edu/>
>
> /Under the Illinois Freedom of Information Act any written 
> communication to or from university employees regarding university 
> business is a public record and may be subject to public disclosure./
>
>
> ---------------------------------------------------------------------
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>
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