java.lang.NoClassDefFoundError: java/awt/SystemTray
   at org.netbeans.modules.systemtray.NBSystemTray.isSupported(NBSystemTray.java:78)
   at org.netbeans.modules.systemtray.Installer.<init>(Installer.java:27)
Caused: java.lang.reflect.InvocationTargetException
   at sun.reflect.NativeConstructorAccessorImpl.newInstance0(NativeConstructorAccessorImpl.java:0)
   at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
   at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
   at java.lang.reflect.Constructor.newInstance(Constructor.java:494)
   at org.openide.util.SharedClassObject.createInstancePrivileged(SharedClassObject.java:641)
   at org.openide.util.SharedClassObject$SetAccessibleAction.run(SharedClassObject.java:1001)
   at org.openide.util.SharedClassObject$SetAccessibleAction.run(SharedClassObject.java:993)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
Caused: java.lang.IllegalArgumentException: java.lang.reflect.InvocationTargetException
   at org.openide.util.SharedClassObject.findObject(SharedClassObject.java:518)
   at org.netbeans.core.startup.NbInstaller.loadCode(NbInstaller.java:397)
   at org.netbeans.core.startup.NbInstaller.load(NbInstaller.java:340)
   at org.netbeans.ModuleManager.enable(ModuleManager.java:906)
   at org.netbeans.core.startup.ModuleList.installNew(ModuleList.java:428)
   at org.netbeans.core.startup.ModuleList.trigger(ModuleList.java:364)
   at org.netbeans.core.startup.ModuleSystem.restore(ModuleSystem.java:276)
   at org.netbeans.core.startup.Main.getModuleSystem(Main.java:165)
   at org.netbeans.core.startup.Main.start(Main.java:312)
   at org.netbeans.core.startup.TopThreadGroup.run(TopThreadGroup.java:110)
   at java.lang.Thread.run(Thread.java:613)