Hi Bob,

The reason you should always use m. prefix is that if you have an open table selected, and a field has the same name as a variable, VFP will ALWAYS refer to the field UNLESS you use m. And m. is a little bit faster.

>
>Yes, but the bug is not correlate with the reference parameters.
>I can reproduce it without parameters.
>
>Another workaround is:
>
>STORE m.This TO m.oObjectRef.myReference
>
>
>But when you reproduce it with out the m.THIS rather use just THIS does it still exist?
>
>BTW, is there a reason you (and other people) preface memory variables with "m."? I know back in the day it was either required or suggested but it seems to cause more problems then it's worth which is nothing. In my testing there aren't any performance benefits so what's the point? Just courious.