>I am having this error PROGRAM INTERRUPTED which says is called from
>PROCEDURE ctimer.timer in mmortals\common30\libs\ccontrls.vct. The error occurs when I click on my combobox list. If I click on it (the list is displayed), and I press ESC key right away, the error doesn't happen. But if I wait for a few seconds after clicking on it and press ESC, I get the error that I mentioned above.
>
>How is this timer manager connected to this combobox list?

Sounds like it's running with SET ESCAPE ON, eg - interrupt program code when you hit ESC. Is the timer or something else it could be calling in another datasession where that setting may be different?

Chris.