java.lang.NullPointerException at com.oracle.tools.ide.projectless.debug.utils.CorefileUtils.isCorefile(CorefileUtils.java:59) at com.oracle.tools.ide.projectless.debug.impl.CoreFileTargetsIDProvider.canHandle(CoreFileTargetsIDProvider.java:26) at com.oracle.tools.ide.projectless.utils.TargetUtils.getTargetID(TargetUtils.java:37) at com.oracle.tools.ide.projectless.api.TargetManager.getTarget(TargetManager.java:32) at com.oracle.tools.ide.projectless.impl.ProjectLessImplModuleInstaller$2$1.run(ProjectLessImplModuleInstaller.java:60) at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1443) at org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:68) at org.openide.util.lookup.Lookups.executeWith(Lookups.java:303) at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2058)