java.lang.NoClassDefFoundError: Could not initialize class org.netbeans.modules.profiler.actions.SelfSamplerAction
        at java.lang.Class.forName0(Class.java:0)
        at java.lang.Class.forName(Class.java:247)
Caused: java.lang.ClassNotFoundException: Cannot read org.netbeans.modules.profiler.actions.SelfSamplerAction
        at org.netbeans.core.startup.layers.BinaryFS$AttrImpl.findClass(BinaryFS.java:681)
        at org.netbeans.core.startup.layers.BinaryFS$AttrImpl.methodValue(BinaryFS.java:618)
        at org.netbeans.core.startup.layers.BinaryFS$AttrImpl.getValue(BinaryFS.java:536)
        at org.netbeans.core.startup.layers.BinaryFS$BFSBase.getAttribute(BinaryFS.java:382)
        at org.openide.filesystems.MultiFileObject.getAttribute(MultiFileObject.java:844)
        at org.openide.filesystems.MultiFileObject.getAttribute(MultiFileObject.java:793)
        at org.openide.filesystems.MultiFileObject.getAttribute(MultiFileObject.java:840)
        at org.openide.filesystems.MultiFileObject.getAttribute(MultiFileObject.java:793)
        at org.openide.filesystems.MultiFileObject.getAttribute(MultiFileObject.java:726)
        at org.netbeans.core.TimableEventQueue.createSelfSampler(TimableEventQueue.java:190)
        at org.netbeans.core.TimableEventQueue.run(TimableEventQueue.java:177)
        at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:602)
        at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1084)