java.lang.SecurityException: Second default DebuggerImpl can not be set!
	at org.netbeans.modules.debugger.Register.setDebuggerCoreImpl(Register.java:61)
	at org.netbeans.modules.debugger.support.DebuggerModule.restored(DebuggerModule.java:121)
	at org.netbeans.modules.debugger.multisession.EnterpriseModule.restored(EnterpriseModule.java:51)
	at org.netbeans.core.modules.NbInstaller.loadCode(NbInstaller.java:300)
[catch] at org.netbeans.core.modules.NbInstaller.load(NbInstaller.java:225)
	at org.netbeans.core.modules.ModuleManager.enable(ModuleManager.java:527)
	at org.netbeans.core.ui.ModuleBean$AllModulesBean.doEnable(ModuleBean.java:645)
	at org.netbeans.core.ui.ModuleBean$AllModulesBean.access$1000(ModuleBean.java:230)
	at org.netbeans.core.ui.ModuleBean$AllModulesBean$Updater.run(ModuleBean.java:483)
	at org.openide.util.Mutex.writeAccess(Mutex.java:330)
	at org.netbeans.core.ui.ModuleBean$AllModulesBean$Updater.run(ModuleBean.java:412)
	at org.openide.util.Task.run(Task.java:152)
	at org.openide.util.RequestProcessor$ProcessorThread.run(RequestProcessor.java:611)