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Build: NetBeans IDE 8.1 (Build 201510222201) VM: Java HotSpot(TM) 64-Bit Server VM, 25.92-b14, Java(TM) SE Runtime Environment, 1.8.0_92-b14 OS: Mac OS X User Comments: GUEST: Saving a CSS file LadyCailin: I don't know exactly what I was doing, but I suspect that this has something to do with my use of AutoSaveModified plugin, as when I noticed this error, I have also noticed that the auto save functionality has stopped working. GUEST: saving a PHP file fillumina: silent exception... GUEST: n/a GUEST: when edit text Stacktrace: java.util.ConcurrentModificationException at java.util.ArrayList$Itr.checkForComodification(ArrayList.java:901) at java.util.ArrayList$Itr.next(ArrayList.java:851) at bluej.editor.moe.NaviView.enqueueRepaint(NaviView.java:447) at bluej.editor.moe.NaviView.repaintModel(NaviView.java:215) at bluej.editor.moe.NVDrawPane.repaint(NVDrawPane.java:108) at java.awt.Component.repaint(Component.java:3354)
Created attachment 162302 [details] stacktrace
This issue is comming from bluej.editor.moe plugin. You should use older netbeans version with this plugin or you need to wait till creator of third-party plugin bluej will fix this.