This bug was originally marked as duplicate of bug 238776, that is already resolved. This bug is still valid, so this seems to be another bug, but it might be related.

Build: NetBeans IDE 8.0 (Build 201403101706)
VM: Java HotSpot(TM) 64-Bit Server VM, 24.51-b03, Java(TM) SE Runtime Environment, 1.7.0_51-b13
OS: Linux

User Comments:
GUEST: cannot right click

GUEST: on right click

vriha: Invoked right click menu in JS file editor on line with doubled breakpoint (see issue 238444)

Dredd: Editing

GUEST: right clicking in an open php file

GUEST: Honestly, I don't know when the problem occurred to reproduce the steps. I have just loaded a php file and have found that Right Click on the mouse is not working. Don't know if that is a sympton or not.

GUEST: Right click to get contextual menu on editot on a PHP file

GUEST: PHP project

GUEST: Sudenly i can't edit anymore.
It ocured after saving.
I use java from oracle

GUEST: invoking popup menu in .js file

GUEST: Click with right button inside window

GUEST: <Please provide a description of the problem or the steps to reproduce>

joonate: X

joonate: Occured when right-clicked on file called ui-bootsrap-tpls-0.7.0.js

GUEST: can't right click in a php file

GUEST: Cannot copy when right click mouse.

GUEST: right clicked




Stacktrace: 
java.lang.NullPointerException
   at org.netbeans.modules.editor.NbEditorKit$NbBuildPopupMenuAction.addAction(NbEditorKit.java:781)
   at org.netbeans.modules.editor.NbEditorKit$NbBuildPopupMenuAction.buildPopupMenu(NbEditorKit.java:743)
   at org.netbeans.editor.ext.ExtKit$BuildPopupMenuAction.actionPerformed(ExtKit.java:282)
   at org.netbeans.editor.BaseAction.actionPerformed(BaseAction.java:337)
   at org.netbeans.spi.editor.AbstractEditorAction.actionPerformed(AbstractEditorAction.java:462)
   at org.netbeans.editor.EditorUI.showPopupMenu(EditorUI.java:1781)