com.sun.jdi.InvalidStackFrameException: Thread has been resumed
   at com.sun.tools.jdi.StackFrameImpl.validateStackFrame(StackFrameImpl.java:62)
   at com.sun.tools.jdi.StackFrameImpl.location(StackFrameImpl.java:71)
   at org.netbeans.modules.debugger.jpda.expr.TreeEvaluator.indexOf(TreeEvaluator.java:222)
   at org.netbeans.modules.debugger.jpda.expr.TreeEvaluator.evaluate(TreeEvaluator.java:129)
   at org.netbeans.modules.debugger.jpda.JavaEvaluator.evaluateIn(JavaEvaluator.java:140)
   at org.netbeans.modules.debugger.jpda.JavaEvaluator.evaluate(JavaEvaluator.java:89)
   at org.netbeans.modules.debugger.jpda.expr.EvaluatorExpression$AssociatedExpression.evaluate(EvaluatorExpression.java:90)
   at org.netbeans.modules.debugger.jpda.expr.EvaluatorExpression.evaluate(EvaluatorExpression.java:73)
   at org.netbeans.modules.debugger.jpda.JPDADebuggerImpl.evaluateGeneric(JPDADebuggerImpl.java:839)
   at org.netbeans.modules.debugger.jpda.JPDADebuggerImpl.evaluate(JPDADebuggerImpl.java:343)
   at org.netbeans.modules.debugger.jpda.JPDADebuggerImpl.evaluate(JPDADebuggerImpl.java:307)
   at org.netbeans.modules.debugger.jpda.ui.CodeEvaluator$EvaluateTask.run(CodeEvaluator.java:860)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1418)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1957)