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Created attachment 155296 [details] IDE log Product Version: NetBeans IDE Dev (Build 201508100002) Java: 1.8.0_60-ea; Java HotSpot(TM) 64-Bit Server VM 25.60-b23 Runtime: Java(TM) SE Runtime Environment 1.8.0_60-ea-b25 System: Windows 10 version 10.0 running on amd64; Cp1250; pl_PL (nb) User directory: C:\Users\Malzonek\AppData\Roaming\NetBeans\dev Cache directory: C:\Users\Malzonek\AppData\Local\NetBeans\Cache\dev I was playing around following test case --> http://services.netbeans.org/synergy/client/app/#/case/1187/suite/1658/v/1. The NPE has been thrown when: - I modified the Method Name in breakpoint properties (have used CC and used updateStatus()) - I confirmed changes - I pressed Continue to resume debugging java.lang.NullPointerException at com.sun.tools.jdi.EventRequestManagerImpl.request(EventRequestManagerImpl.java:943) at com.sun.tools.jdi.EventSetImpl$EventImpl.<init>(EventSetImpl.java:88) at com.sun.tools.jdi.EventSetImpl$ThreadedEventImpl.<init>(EventSetImpl.java:175) at com.sun.tools.jdi.EventSetImpl$LocatableEventImpl.<init>(EventSetImpl.java:195) at com.sun.tools.jdi.EventSetImpl$MethodExitEventImpl.<init>(EventSetImpl.java:258) at com.sun.tools.jdi.EventSetImpl.createEvent(EventSetImpl.java:725) at com.sun.tools.jdi.EventSetImpl.build(EventSetImpl.java:628) at com.sun.tools.jdi.EventQueueImpl.removeUnfiltered(EventQueueImpl.java:211) at com.sun.tools.jdi.EventQueueImpl.removeInternal(EventQueueImpl.java:124) at com.sun.tools.jdi.InternalEventHandler.run(InternalEventHandler.java:54) [catch] at java.lang.Thread.run(Thread.java:745) SEVERE [org.openide.util.Exceptions] java.lang.NullPointerException at com.sun.tools.jdi.EventRequestManagerImpl.request(EventRequestManagerImpl.java:943) at com.sun.tools.jdi.EventSetImpl$EventImpl.<init>(EventSetImpl.java:88) at com.sun.tools.jdi.EventSetImpl$ThreadedEventImpl.<init>(EventSetImpl.java:175) at com.sun.tools.jdi.EventSetImpl$LocatableEventImpl.<init>(EventSetImpl.java:195) at com.sun.tools.jdi.EventSetImpl$MethodExitEventImpl.<init>(EventSetImpl.java:258) at com.sun.tools.jdi.EventSetImpl.createEvent(EventSetImpl.java:725) at com.sun.tools.jdi.EventSetImpl.build(EventSetImpl.java:628) at com.sun.tools.jdi.EventQueueImpl.removeUnfiltered(EventQueueImpl.java:211) at com.sun.tools.jdi.EventQueueImpl.remove(EventQueueImpl.java:96) at com.sun.tools.jdi.EventQueueImpl.remove(EventQueueImpl.java:82) at org.netbeans.modules.debugger.jpda.jdi.event.EventQueueWrapper.remove(EventQueueWrapper.java:74) [catch] at org.netbeans.modules.debugger.jpda.util.Operator$1.run(Operator.java:219) at org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:68) at org.openide.util.lookup.Lookups.executeWith(Lookups.java:303) at org.netbeans.modules.debugger.jpda.util.Operator$2.run(Operator.java:282) at java.lang.Thread.run(Thread.java:745)
This is an issue in JDI. I've already provided a patch. You can vote for that issue. *** This bug has been marked as a duplicate of bug 216049 ***