KB31685: "Server Error in /MicroStrategy Application. java.lang.IllegalStateException: Timer already cancelled" error shows when trying to access MicroStrategy Web 9.x
How to Cancel the timer task using cancel() method of TimerTask? | Timer and TimerTask - YouTube
Java timer
Timer already cancelled 或者Task already scheduled or cancelled - 台部落
How to Cancel the timer task using cancel() method of TimerTask? | Timer and TimerTask - YouTube
Timer in Java | Different Methods & Fields in Java Timer Class
KB31685: "Server Error in /MicroStrategy Application. java.lang.IllegalStateException: Timer already cancelled" error shows when trying to access MicroStrategy Web 9.x
java.lang.IllegalStateException: Task already scheduled or cancelled - Stack Overflow