com.sun.jdi.ObjectCollectedException
        at com.sun.tools.jdi.JDWPException.toJDIException(JDWPException.java:27)
        at com.sun.tools.jdi.ReferenceTypeImpl.classLoader(ReferenceTypeImpl.java:198)
        at com.sun.tools.jdi.VirtualMachineImpl.findBootType(VirtualMachineImpl.java:1027)
        at com.sun.tools.jdi.ReferenceTypeImpl.findType(ReferenceTypeImpl.java:1147)
        at com.sun.tools.jdi.MethodImpl.argumentType(MethodImpl.java:144)
        at com.sun.tools.jdi.MethodImpl.argumentTypes(MethodImpl.java:151)
        at org.netbeans.modules.debugger.jpda.expr.Evaluator.getConcreteMethod(Evaluator.java:1056)
        at org.netbeans.modules.debugger.jpda.expr.Evaluator.visitArguments(Evaluator.java:849)
        at org.netbeans.modules.debugger.jpda.expr.Evaluator.visit(Evaluator.java:147)
        at org.netbeans.modules.debugger.jpda.expr.SimpleNode.jjtAccept(SimpleNode.java:87)
        at org.netbeans.modules.debugger.jpda.expr.Evaluator.visitPrimarySuffix(Evaluator.java:1416)
        at org.netbeans.modules.debugger.jpda.expr.Evaluator.visit(Evaluator.java:188)
        at org.netbeans.modules.debugger.jpda.expr.SimpleNode.jjtAccept(SimpleNode.java:87)
        at org.netbeans.modules.debugger.jpda.expr.Evaluator.visitPrimaryExpression(Evaluator.java:1667)
        at org.netbeans.modules.debugger.jpda.expr.Evaluator.visit(Evaluator.java:182)
        at org.netbeans.modules.debugger.jpda.expr.SimpleNode.jjtAccept(SimpleNode.java:87)
        at org.netbeans.modules.debugger.jpda.expr.Evaluator.visitExpression(Evaluator.java:1682)
        at org.netbeans.modules.debugger.jpda.expr.Evaluator.visit(Evaluator.java:179)
        at org.netbeans.modules.debugger.jpda.expr.SimpleNode.jjtAccept(SimpleNode.java:87)
        at org.netbeans.modules.debugger.jpda.expr.Evaluator.evaluate(Evaluator.java:115)
        at org.netbeans.modules.debugger.jpda.JPDADebuggerImpl.evaluateIn(JPDADebuggerImpl.java:718)
        at org.netbeans.modules.debugger.jpda.breakpoints.BreakpointImpl.evaluateConditionIn(BreakpointImpl.java:603)
        at org.netbeans.modules.debugger.jpda.breakpoints.BreakpointImpl.evaluateCondition(BreakpointImpl.java:524)
        at org.netbeans.modules.debugger.jpda.breakpoints.BreakpointImpl.perform(BreakpointImpl.java:343)
        at org.netbeans.modules.debugger.jpda.breakpoints.LineBreakpointImpl.exec(LineBreakpointImpl.java:239)
        at org.netbeans.modules.debugger.jpda.util.Operator$1.run(Operator.java:265)
        at java.lang.Thread.run(Thread.java:619)