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Build: NetBeans IDE 8.1 (Build 201510222201) VM: Java HotSpot(TM) 64-Bit Server VM, 25.60-b23, Java(TM) SE Runtime Environment, 1.8.0_60-b27 OS: Linux User Comments: apepin: Steps to reproduce: - open clean 8.1 IDE - create Welcome sample project - clean, build, run and debug the project, everything is OK - update to the latest patch - after restarting iDE select the project and do Step Into Result: NPE occurs together with a dialog window (see attached screenshot). Stacktrace: java.lang.NullPointerException at org.netbeans.modules.cnd.debugger.common2.debugger.NativeDebuggerManager.debug(NativeDebuggerManager.java:1218) at org.netbeans.modules.cnd.debugger.common2.DbgActionHandler$2.run(DbgActionHandler.java:171) at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311) at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:756) at java.awt.EventQueue.access$500(EventQueue.java:97) at java.awt.EventQueue$3.run(EventQueue.java:709)
Created attachment 157900 [details] stacktrace
Created attachment 157901 [details] screenshot
*** This bug has been marked as a duplicate of bug 255919 ***