java.lang.ClassNotFoundException: com.sun.javafx.jdi.event.FXEventQueue
   at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
   at java.lang.ClassLoader.loadClass(ClassLoader.java:316)
   at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:288)
   at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
Caused: java.lang.ClassNotFoundException: com.sun.javafx.jdi.event.FXEventQueue starting from ModuleCL@19a8ac5e[org.netbeans.modules.javafx.debugger] with possible defining loaders null and declared parents [ModuleCL@6b58826e[org.netbeans.modules.projectapi], ModuleCL@5b44f046[org.netbeans.modules.javafx.runtime], ModuleCL@617159bd[org.openide.windows], ModuleCL@7e7615fe[org.netbeans.modules.debugger.jpda], ModuleCL@2bd1127[org.openide.explorer], ModuleCL@36ed86a[org.openide.nodes], ModuleCL@25a97638[org.netbeans.modules.java.source], ModuleCL@7908bb27[org.netbeans.modules.java.project], ModuleCL@33fb657[org.netbeans.api.debugger], ModuleCL@1bf23d57[org.openide.loaders], ModuleCL@44b7f028[org.netbeans.spi.debugger.ui], ModuleCL@5b71c4b5[org.netbeans.spi.viewmodel], ModuleCL@35595365[org.openide.dialogs], ModuleCL@2800754c[org.netbeans.api.debugger.jpda], ModuleCL@54cb8484[org.netbeans.modules.javafx.source], ModuleCL@240fd4c8[org.netbeans.modules.javafx.platform], ModuleCL@47a72fc8[org.openide.text], org.netbeans.Mai
   at org.netbeans.ProxyClassLoader.loadClass(ProxyClassLoader.java:264)
   at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
   at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:374)
Caused: java.lang.NoClassDefFoundError: com/sun/javafx/jdi/event/FXEventQueue
   at org.netbeans.modules.javafx.debugger.breakpoints.PersistenceManager$1.propertyChange(PersistenceManager.java:163)
   at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:339)
   at org.netbeans.modules.debugger.jpda.JPDADebuggerImpl.firePropertyChange(JPDADebuggerImpl.java:1804)
   at org.netbeans.modules.debugger.jpda.JPDADebuggerImpl.setState(JPDADebuggerImpl.java:1788)
   at org.netbeans.modules.debugger.jpda.JPDADebuggerImpl.setRunning(JPDADebuggerImpl.java:1120)
   at org.netbeans.modules.debugger.jpda.actions.StartActionProvider.doStartDebugger(StartActionProvider.java:198)
   at org.netbeans.modules.debugger.jpda.actions.StartActionProvider.access$200(StartActionProvider.java:80)
   at org.netbeans.modules.debugger.jpda.actions.StartActionProvider$1.run(StartActionProvider.java:161)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1418)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1957)