Commented out debug abort call.

.vscode/launch.json

@@ -11,7 +11,8 @@
 			"program": "${workspaceFolder}/build/src/fceux",
 			"args": [],
 			"stopAtEntry": false,
-			"cwd": "${workspaceFolder}"
+			"cwd": "${workspaceFolder}",
+			"coreDumpPath": "${workspaceFolder}/build/core-fceux",
 			"environment": [],
 			"externalConsole": false,
 			"MIMode": "gdb",

src/drivers/Qt/fceuWrapper.cpp

@@ -1286,16 +1286,16 @@ void fceuWrapperUnLock(void)
 {
 	if ( mutexLocks > 0 )
 	{
+		mutexLocks--;
 		if ( consoleWindow != NULL )
 		{
 			consoleWindow->mutex->unlock();
 		}
-		mutexLocks--;
 	}
 	else
 	{
 		printf("Error: Mutex is Already UnLocked\n");
-		abort();
+		//abort(); // Uncomment to catch a stack trace
 	}
 }