Errors about live editor in Matlab 2017b. Thanks for help.

Errors about live editor in Matlab 2017b (Win10). When I open the '.mlx' file or create new one, it can not load. (Before today, it was working will). How Can I Deal with this problem. Thanks for your help. Error screen is shown as follow:

Additionally, when I close the (loading) mlx file. Asset the following exceptions.

if true
    Exception in thread "AWT-EventQueue-0" java.lang.IllegalArgumentException: Channel does not exist
  at com.mathworks.connector.message_service.impl.AbstractMessageService.unsubscribe(AbstractMessageService.java:58)
  at com.mathworks.mde.liveeditor.widget.rtc.RichTextComponent.dispose(RichTextComponent.java:359)
  at com.mathworks.mde.liveeditor.LiveEditorClient.dispose(LiveEditorClient.java:1117)
  at com.mathworks.mde.liveeditor.LiveEditorClient.access$2600(LiveEditorClient.java:122)
  at com.mathworks.mde.liveeditor.LiveEditorClient$24.clientClosed(LiveEditorClient.java:898)
  at com.mathworks.widgets.desk.DTClient.close(DTClient.java:905)
  at com.mathworks.widgets.desk.DTClient.attemptClose(DTClient.java:919)
  at com.mathworks.widgets.desk.DTClient$ClientCloseAction.actionPerformed(DTClient.java:1695)
  at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2022)
  at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2348)
  at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
  at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
  at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:252)
  at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:289)
  at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:289)
  at java.awt.Component.processMouseEvent(Component.java:6533)
  at javax.swing.JComponent.processMouseEvent(JComponent.java:3324)
  at com.mathworks.mwswing.MJButton.processMouseEvent(MJButton.java:348)
  at java.awt.Component.processEvent(Component.java:6298)
  at java.awt.Container.processEvent(Container.java:2236)
  at java.awt.Component.dispatchEventImpl(Component.java:4889)
  at java.awt.Container.dispatchEventImpl(Container.java:2294)
  at java.awt.Component.dispatchEvent(Component.java:4711)
  at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4888)
  at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4525)
  at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4466)
  at java.awt.Container.dispatchEventImpl(Container.java:2280)
  at java.awt.Window.dispatchEventImpl(Window.java:2746)
  at java.awt.Component.dispatchEvent(Component.java:4711)
  at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758)
  at java.awt.EventQueue.access$500(EventQueue.java:97)
  at java.awt.EventQueue$3.run(EventQueue.java:709)
  at java.awt.EventQueue$3.run(EventQueue.java:703)
  at java.security.AccessController.doPrivileged(Native Method)
  at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80)
  at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:90)
  at java.awt.EventQueue$4.run(EventQueue.java:731)
  at java.awt.EventQueue$4.run(EventQueue.java:729)
  at java.security.AccessController.doPrivileged(Native Method)
  at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80)
  at java.awt.EventQueue.dispatchEvent(EventQueue.java:728)
  at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
  at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
  at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
  at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
  at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
  at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)
  end

Answer 1

[Johannes Freyer]

Have the same problem... would be nice to get any suggestions?!

[Johannes Freyer]

just install Java and it will be fixed. It worked in my case. Regards Johannes