[ 
https://issues.apache.org/jira/browse/NETBEANS-5475?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17305972#comment-17305972
 ] 

Netbeans User 2019 edited comment on NETBEANS-5475 at 3/22/21, 8:15 AM:
------------------------------------------------------------------------

If I remember right that happened during working with CSS file:


java.lang.NullPointerException
        at 
org.netbeans.modules.gradle.java.GradleJavaTokenProvider.evaluateClassName(GradleJavaTokenProvider.java:137)
        at 
org.netbeans.modules.gradle.java.GradleJavaTokenProvider.processSelectedPackageAndClass(GradleJavaTokenProvider.java:82)
        at 
org.netbeans.modules.gradle.java.GradleJavaTokenProvider.createReplacements(GradleJavaTokenProvider.java:73)
        at 
org.netbeans.modules.gradle.actions.ReplaceTokenProviderMerger.createReplacements(ReplaceTokenProviderMerger.java:72)
        at 
org.netbeans.modules.gradle.api.execute.RunUtils.evaluateActionArgs(RunUtils.java:323)
        at 
org.netbeans.modules.gradle.java.JavaActionProvider.isActionEnabled(JavaActionProvider.java:102)
        at 
org.netbeans.modules.gradle.actions.ActionToTaskUtils.isActionEnabled(ActionToTaskUtils.java:59)
        at 
org.netbeans.modules.gradle.ActionProviderImpl.isActionEnabled(ActionProviderImpl.java:145)
        at 
org.netbeans.modules.web.inspect.ui.CssStylesPanelProviderImpl.update(CssStylesPanelProviderImpl.java:221)
        at 
org.netbeans.modules.web.inspect.ui.CssStylesPanelProviderImpl.update(CssStylesPanelProviderImpl.java:187)
        at 
org.netbeans.modules.web.inspect.ui.CssStylesPanelProviderImpl$SelectionView.update(CssStylesPanelProviderImpl.java:438)
        at 
org.netbeans.modules.web.inspect.ui.CssStylesPanelProviderImpl$SelectionView$1.resultChanged(CssStylesPanelProviderImpl.java:424)
[catch] at org.openide.util.lookup.ProxyLookup$1Notify.run(ProxyLookup.java:239)
        at org.openide.util.lookup.ProxyLookup.setLookups(ProxyLookup.java:248)
        at org.openide.util.lookup.ProxyLookup.setLookups(ProxyLookup.java:184)
        at 
org.netbeans.modules.css.visual.CssStylesPanel$ModifiableLookup.updateLookup(CssStylesPanel.java:367)
        at 
org.netbeans.modules.css.visual.CssStylesPanel.setContext(CssStylesPanel.java:297)
        at 
org.netbeans.modules.css.visual.api.CssStylesTC.setContext(CssStylesTC.java:109)
        at 
org.netbeans.modules.css.visual.CssStylesTCController$1$1.run(CssStylesTCController.java:113)
        at 
java.desktop/java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:313)
        at 
java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:770)
        at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:721)
        at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:715)
        at java.base/java.security.AccessController.doPrivileged(Native Method)
        at 
java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85)
        at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:740)
        at 
org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:136)
        at 
java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:203)
        at 
java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:124)
        at 
java.desktop/java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:113)
        at 
java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:109)
        at 
java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
        at 
java.desktop/java.awt.EventDispatchThread.run(EventDispatchThread.java:90)


was (Author: nb-user-2019):
java.lang.NullPointerException
        at 
org.netbeans.modules.gradle.java.GradleJavaTokenProvider.evaluateClassName(GradleJavaTokenProvider.java:137)
        at 
org.netbeans.modules.gradle.java.GradleJavaTokenProvider.processSelectedPackageAndClass(GradleJavaTokenProvider.java:82)
        at 
org.netbeans.modules.gradle.java.GradleJavaTokenProvider.createReplacements(GradleJavaTokenProvider.java:73)
        at 
org.netbeans.modules.gradle.actions.ReplaceTokenProviderMerger.createReplacements(ReplaceTokenProviderMerger.java:72)
        at 
org.netbeans.modules.gradle.api.execute.RunUtils.evaluateActionArgs(RunUtils.java:323)
        at 
org.netbeans.modules.gradle.java.JavaActionProvider.isActionEnabled(JavaActionProvider.java:102)
        at 
org.netbeans.modules.gradle.actions.ActionToTaskUtils.isActionEnabled(ActionToTaskUtils.java:59)
        at 
org.netbeans.modules.gradle.ActionProviderImpl.isActionEnabled(ActionProviderImpl.java:145)
        at 
org.netbeans.modules.web.inspect.ui.CssStylesPanelProviderImpl.update(CssStylesPanelProviderImpl.java:221)
        at 
org.netbeans.modules.web.inspect.ui.CssStylesPanelProviderImpl.update(CssStylesPanelProviderImpl.java:187)
        at 
org.netbeans.modules.web.inspect.ui.CssStylesPanelProviderImpl$SelectionView.update(CssStylesPanelProviderImpl.java:438)
        at 
org.netbeans.modules.web.inspect.ui.CssStylesPanelProviderImpl$SelectionView$1.resultChanged(CssStylesPanelProviderImpl.java:424)
[catch] at org.openide.util.lookup.ProxyLookup$1Notify.run(ProxyLookup.java:239)
        at org.openide.util.lookup.ProxyLookup.setLookups(ProxyLookup.java:248)
        at org.openide.util.lookup.ProxyLookup.setLookups(ProxyLookup.java:184)
        at 
org.netbeans.modules.css.visual.CssStylesPanel$ModifiableLookup.updateLookup(CssStylesPanel.java:367)
        at 
org.netbeans.modules.css.visual.CssStylesPanel.setContext(CssStylesPanel.java:297)
        at 
org.netbeans.modules.css.visual.api.CssStylesTC.setContext(CssStylesTC.java:109)
        at 
org.netbeans.modules.css.visual.CssStylesTCController$1$1.run(CssStylesTCController.java:113)
        at 
java.desktop/java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:313)
        at 
java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:770)
        at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:721)
        at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:715)
        at java.base/java.security.AccessController.doPrivileged(Native Method)
        at 
java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85)
        at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:740)
        at 
org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:136)
        at 
java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:203)
        at 
java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:124)
        at 
java.desktop/java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:113)
        at 
java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:109)
        at 
java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
        at 
java.desktop/java.awt.EventDispatchThread.run(EventDispatchThread.java:90)

> Exception during work with IDE that even block indexing so degrade IDE to 
> text editor
> -------------------------------------------------------------------------------------
>
>                 Key: NETBEANS-5475
>                 URL: https://issues.apache.org/jira/browse/NETBEANS-5475
>             Project: NetBeans
>          Issue Type: Bug
>          Components: editor - Parsing & Indexing, java - Compiler, java - 
> Editor, platform - Action Items
>    Affects Versions: 12.3
>         Environment: JDK 11
> Gradle 6.8.2
> nb-javac is not installed
>            Reporter: Netbeans User 2019
>            Priority: Blocker
>              Labels: indexing
>




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