java.lang.UnsupportedOperationException: not running in regular module system, cannot restart
   at org.netbeans.core.startup.ModuleLifecycleManager.markReadyForRestart(ModuleLifecycleManager.java:124)
   at org.netbeans.core.startup.ModuleSystem.markForRestart(ModuleSystem.java:518)
   at org.netbeans.core.NbLifecycleManager.markForRestart(NbLifecycleManager.java:231)
   at org.netbeans.core.windows.options.LafPanel$4.mouseClicked(LafPanel.java:341)
   at java.awt.AWTEventMulticaster.mouseClicked(AWTEventMulticaster.java:277)
   at java.awt.AWTEventMulticaster.mouseClicked(AWTEventMulticaster.java:277)
   at java.awt.Component.processMouseEvent(Component.java:6580)
   at javax.swing.JComponent.processMouseEvent(JComponent.java:3343)
   at java.awt.Component.processEvent(Component.java:6342)
   at java.awt.Container.processEvent(Container.java:2259)
   at java.awt.Component.dispatchEventImpl(Component.java:4960)
   at java.awt.Container.dispatchEventImpl(Container.java:2317)
   at java.awt.Component.dispatchEvent(Component.java:4792)
   at java.awt.LightweightDispatcher.retargetMouseEvent(LightweightDispatcher.java:4898)
   at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:4542)
   at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.java:4474)
   at java.awt.Container.dispatchEventImpl(Container.java:2303)
   at java.awt.Window.dispatchEventImpl(Window.java:2758)
   at java.awt.Component.dispatchEvent(Component.java:4792)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:761)
   at java.awt.EventQueue.access$500(EventQueue.java:97)
   at java.awt.EventQueue$3.run(EventQueue.java:712)
   at java.awt.EventQueue$3.run(EventQueue.java:706)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:88)
   at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:98)
   at java.awt.EventQueue$4.run(EventQueue.java:734)
   at java.awt.EventQueue$4.run(EventQueue.java:732)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:88)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:731)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:159)
   at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:199)
   at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:124)
   at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:113)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:109)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
   at java.awt.EventDispatchThread.run(EventDispatchThread.java:90)