Bug 251041

Build: NetBeans IDE Dev (Build 201503080001)
VM: Java HotSpot(TM) 64-Bit Server VM, 25.31-b07, Java(TM) SE Runtime Environment, 1.8.0_31-b13
OS: Linux

User Comments:
GUEST: startup up netbeans after updating; had updated on another account (mac os x), this was the first time re-opening netbeans on this other account.

GUEST: installing netbeans dev plugin

GUEST: installed terminal plugin

GUEST: new install

elennaro: install Missing Modules plugin

GUEST: Import old license changer plugin from 8.0.2

ondrejd: I installed two new plugins - Ant and Ant Documentation ... than I confirmed license and during the installation this error occured.




Stacktrace: 
org.netbeans.DuplicateException: created from MultiFileObject@63244581[Modules/org-netbeans-core-startup-base.xml] is a duplicate of jar:file:/home/ondrejd/Software/netbeans-dev-201503080001/platform/core/core-base.jar!/META-INF/MANIFEST.MF
   at org.netbeans.ModuleManager.subCreate(ModuleManager.java:983)
   at org.netbeans.ModuleManager.create(ModuleManager.java:812)
   at org.netbeans.core.startup.ModuleList.createModule(ModuleList.java:187)
   at org.netbeans.core.startup.ModuleList$Listener.stepCreate(ModuleList.java:1365)
   at org.netbeans.core.startup.ModuleList$Listener.access$1300(ModuleList.java:1007)
   at org.netbeans.core.startup.ModuleList$Listener$1.run(ModuleList.java:1230)