>What is VFP version, WIndows version? Do you have Lockscreen=.T. that is not reset to .F. somewhere? A code that repro the problem would be most helpful.
>
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>>Sometimes I have a problem with the refresh of my forms. It happens when I resize the form and when I have two forms opened in the same time. When I maximize a form, I can see part of the other form on the form I maximize ...
>>I can show some examples.
>>

Visual Foxpro 9 SP2 on Window XP SP2.
No Lockscreen.
To difficult to send you a code.

I hear that it can become from SP2. I'll try SP1.