java.lang.ClassCastException: org.netbeans.modules.debugger.jpda.projects.ConstantPool$EntryClass cannot be cast to org.netbeans.modules.debugger.jpda.projects.ConstantPool$EntryFieldMethodRef
   at org.netbeans.modules.debugger.jpda.projects.ConstantPool.getMethodName(ConstantPool.java:89)
   at org.netbeans.modules.debugger.jpda.projects.AST2Bytecode.matchSourceTree2Bytecode(AST2Bytecode.java:153)
   at org.netbeans.modules.debugger.jpda.projects.EditorContextImpl.computeOperations(EditorContextImpl.java:2634)
   at org.netbeans.modules.debugger.jpda.projects.EditorContextImpl.getOperations(EditorContextImpl.java:1726)
   at org.netbeans.modules.debugger.jpda.ExpressionPool.createExpressionAt(ExpressionPool.java:186)
   at org.netbeans.modules.debugger.jpda.ExpressionPool.getExpressionAt(ExpressionPool.java:102)
   at org.netbeans.modules.debugger.jpda.actions.StepActionProvider$2.run(StepActionProvider.java:587)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1454)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2043)
Caused: org.openide.util.RequestProcessor$SlowItem: task failed due to: java.lang.ClassCastException: org.netbeans.modules.debugger.jpda.projects.ConstantPool$EntryClass cannot be cast to org.netbeans.modules.debugger.jpda.projects.ConstantPool$EntryFieldMethodRef
   at org.openide.util.RequestProcessor$Task.schedule(RequestProcessor.java:1495)
   at org.netbeans.modules.debugger.jpda.actions.StepActionProvider.setOperationsLazily(StepActionProvider.java:652)
   at org.netbeans.modules.debugger.jpda.actions.StepActionProvider.setLastOperation(StepActionProvider.java:570)
   at org.netbeans.modules.debugger.jpda.actions.StepActionProvider.setLastOperation(StepActionProvider.java:518)
   at org.netbeans.modules.debugger.jpda.actions.StepActionProvider.exec(StepActionProvider.java:386)
   at org.netbeans.modules.debugger.jpda.util.Operator.processEvents(Operator.java:487)
   at org.netbeans.modules.debugger.jpda.util.Operator.access$800(Operator.java:116)
   at org.netbeans.modules.debugger.jpda.util.Operator$1.run(Operator.java:244)
   at java.lang.Thread.run(Thread.java:722)