When editing a script or a live script MATLAB crashes.
Error is thrown in the Command Window:
Exception in thread "AWT-EventQueue-0": java.lang.NullPointerException at java.util.WeakHashMap.hash(WeakHashMap.java:298) at java.util.WeakHashMap.get(WeakHashMap.java:396) at java.util.Collections$SynchronizedMap.get(Collections.java:2584) at sun.awt.SunToolkit.targetToAppContext(SunToolkit.java:399) at java.awt.event.FocusEvent.getOppositeComponent(FocusEvent.java:221)... at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93) at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)Stack trace is:[ 0] 0x0000000010b5b603 C:\Program Files\MATLAB\R2019b\bin\win64\libmwfl.dll+00046595[ 1] 0x0000000010b595d8 C:\Program Files\MATLAB\R2019b\bin\win64\libmwfl.dll+00038360[ 2] 0x0000000010b5f58a C:\Program Files\MATLAB\R2019b\bin\win64\libmwfl.dll+00062858[ 3] 0x0000000010b5e1a8 C:\Program Files\MATLAB\R2019b\bin\win64\libmwfl.dll+00057768[ 4] 0x0000000010b63aab C:\Program Files\MATLAB\R2019b\bin\win64\libmwfl.dll+00080555[ 5] 0x00000000452e7f31 C:\Program Files\MATLAB\R2019b\bin\win64\jmi.dll+00818993[ 6] 0x0000000057909ead C:\Program Files\MATLAB\R2019b\sys\java\jre\win64\jre\bin\server\jvm.dll+02727597[ 7] 0x00000000578f208b C:\Program Files\MATLAB\R2019b\sys\java\jre\win64\jre\bin\server\jvm.dll+02629771[ 8] 0x000000005790ac26 C:\Program Files\MATLAB\R2019b\sys\java\jre\win64\jre\bin\server\jvm.dll+02731046[ 9] 0x000000005790f52d C:\Program Files\MATLAB\R2019b\sys\java\jre\win64\jre\bin\server\jvm.dll+02749741[ 10] 0x00000000579a5d98 C:\Program Files\MATLAB\R2019b\sys\java\jre\win64\jre\bin\server\jvm.dll+03366296[ 11] 0x00007ff9e8ec121f C:\WINDOWS\SYSTEM32\ntdll.dll+00659999[ 12] 0x00007ff9e8e8a289 C:\WINDOWS\SYSTEM32\ntdll.dll+00434825[ 13] 0x00007ff9e8ebfe8e C:\WINDOWS\SYSTEM32\ntdll.dll+00654990[ 14] 0x000000008b5c1df4 <unknown-module>+00000000
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