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Bug 271779

Summary:	ClassNotFoundException: org.openide.windows.ModeSelector
Product:	platform	Reporter:	sajjadG
Component:	Window System	Assignee:	Stanislav Aubrecht <saubrecht>
Status:	RESOLVED WORKSFORME
Severity:	normal
Priority:	P3
Version:	Dev
Hardware:	All
OS:	All
Issue Type:	DEFECT	Exception Reporter:	230840
Attachments:	stacktrace

Description sajjadG 2017-11-09 21:56:12 UTC

This issue was reported manually by sajjadG.
It already has 1 duplicates 


Build: NetBeans IDE Dev (Build 20171109-unknown-revn)
VM: Java HotSpot(TM) 64-Bit Server VM, 9+181, Java(TM) SE Runtime Environment, 9+181
OS: Linux

User Comments:
sajjadG: I had open windows but after I closed them all I couldn't open new ones. I have installed some plugins related to c++ and databases from the plugin section.




Stacktrace: 
java.lang.ClassNotFoundException: org.openide.windows.ModeSelector
   at jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:582)
   at jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:185)
   at java.lang.ClassLoader.loadClass(ClassLoader.java:496)
   at org.netbeans.ProxyClassLoader.loadClass(ProxyClassLoader.java:197)
   at java.lang.ClassLoader.loadClass(ClassLoader.java:496)
   at org.netbeans.core.windows.WindowManagerImpl.topComponentOpenAtTabPosition(WindowManagerImpl.java:1242)

Comment 1 sajjadG 2017-11-09 21:56:15 UTC

Created attachment 165423 [details]
stacktrace

Comment 2 sajjadG 2017-11-09 22:25:48 UTC

did a new build and after running a dialog came and said plug-in versions are old or something and there was a button for disabling them. after disabling things are working just fine. it seems one of those plug-ins causing this exception.