Exception in thread "AWT-EventQueue-0": java.lang.​NullPointe​rException

10 Août 2019
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I restarted matlab and got this all in red in the command window.
Exception in thread "AWT-EventQueue-0": java.lang.NullPointerException
at com.mathworks.toolstrip.factory.TSToolSetContents$Dependency.access$1200(TSToolSetContents.java:758)
at com.mathworks.toolstrip.factory.TSToolSetContents.addDependents(TSToolSetContents.java:1229)
at com.mathworks.toolstrip.factory.TSToolSetContents.resolveDependencies(TSToolSetContents.java:1093)
at com.mathworks.toolstrip.factory.TSRegistry.addToolSetContents(TSRegistry.java:100)
at com.mathworks.mde.desk.ContributedToolsLoader$3$1.run(ContributedToolsLoader.java:75)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311)
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:74)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:728)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:205)
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)
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