>I have a vfp 8 sp1 application.
>In some XP workstation, print preview suddenly shows three lines intead of report.
>The three lines are also printed.
>If I re-compiled the application in VFP 7, print preview and print is correct.
>
>This occurs in three different customer sites.
>In all cases downgrading to VFP 7 solves the problem.
>
>Any idea ?

Just one wild guess.
Try deleting the resource files (Foxuser.*) and see if the problem goes away.

HTH,