>>
>>The debugger doesn't start at all. I'm using VFP 7.0 with SP1.
>
>What happens if you change the assert command with
>

>IF (NOT llAsertCondition) AND (Application.Startmode = 1)
>   DEBUG
>   SUSPEND
>ENDIF
>

>
>llAsertCondition stands for the condition you wish to assert.
>This is not solution, however with it we can find out whether the problem is from the debugger or from the assert command.
>Is your form modal? Check tools-options-debug [environment] combo box value - it should be Debug Frame or FoxPro frame - tell me what is your setting.
>
>Regards

Sorry this took so long. I've been away for a while.
It does look like that's my problem. I have it set for FoxPro frame not Debug Frame. I haven't played with it yet to see if I can work around it.