2020-10-31 18:31:58.636 java[68450:117934863] *** Assertion failure in +[NSUndoManager _endTopLevelGroupings], /BuildRoot/Library/Caches/com.apple.xbs/Sources/Foundation/Foundation-1575.22/Foundation/Misc.subproj/NSUndoManager.m:361
    2020-10-31 18:31:58.637 java[68450:117934863] *** Terminating app due to uncaught exception 'NSInternalInconsistencyException', reason: '+[NSUndoManager(NSInternal) _endTopLevelGroupings] is only safe to invoke on the main thread.'
    *** First throw call stack:
    (
     0   CoreFoundation                      0x00007fff336b6a7d __exceptionPreprocess + 256
     1   libobjc.A.dylib                     0x00007fff5ddada17 objc_exception_throw + 48
     2   CoreFoundation                      0x00007fff336d1796 +[NSException raise:format:arguments:] + 98
     3   Foundation                          0x00007fff35971791 -[NSAssertionHandler handleFailureInMethod:object:file:lineNumber:description:] + 194
     4   Foundation                          0x00007fff358a480e +[NSUndoManager(NSPrivate) _endTopLevelGroupings] + 473
     5   AppKit                              0x00007fff30bef661 -[NSApplication run] + 916
     6   libglfw.dylib                       0x0000000101998a85 libglfw.dylib + 68229
     7   libglfw.dylib                       0x0000000101992416 libglfw.dylib + 42006
     8   ???                                 0x00000001127ad950 0x0 + 4605008208
     9   ???                                 0x00000001127a7790 0x0 + 4604983184
    )
    libc++abi.dylib: terminating with uncaught exception of type NSException
    ./run.sh: line 3: 68450 Abort trap: 6           java -jar --illegal-access=deny program.jar