>I have made improvements to ReportPreview.app found in xsource.zip. I compiled app and I set _reportpreview variable in order to use it.
>I must use SET REPORTBEHAVIOR 90 so that I can use ReportPreview.app.
>Problem is that it takes lot more time to create preview report then if SET REPORTBEHAVIOR 80.
>My question is:
>1. Why is REPORTBEHAVIOR 90 so slow, can it be like 80?

it is interpreting/running vfp code, not directly in C runtime

>2. Can I still use my ReportPreview.app with REPORTBEHAVIOR 80 and how?
nope