>I tried putting the CLEAR EVENTS before the THISFORM.RELEASE and the problem persists.
>I read somewhere that after executing the CLEAR EVENTS, program execution continues on the program line immediately
>following READ EVENTS. So I checked my MAIN.PRG where the READ EVENTS is and that is the last line in the program.
>Hmmmm. maybe I should do the THISFORM.RELEASE right after the READ EVENTS in the MAIN. PRG.

Put

thisform.Release()
CLEAR EVENTS

in the Exit button of your form

In the main program

after Read Events

add

ON SHUTDOWN

CLEAR ALL

QUIT