David,

Yes. Within the process of "filling" the forms content LockScreen
is set to .T.. But after "Show" LockScreen is set back to .F.. For me
it seems to be a timing problem´.

Andreas


>Andreas,
>
>Do any of your forms have the LockScreen property set to .T.?
>
>>I have a form with lots of controls but no shapes (VFP6)! Sometimes especially on slow machines when
>>a form is shown (overlapping other forms) some transparent areas occur (which show the forms behind).
>>Clicking on the form below and again on the top form resolves the problem. This happens only from time to time.
>>Any suggestions. Thanks.