>>CLEAR ALL
>>=MESSAGEBOX(class) && Does it give an error?
>
>just as a reminder: I have opened a ClassLib as a table like
>

>use myClassLib.vcx
>

>As far as CLEAR ALL is concerned, the Visual FoxPro Help says:
>"... Releases from memory all variables and arrays and the definitions of all user-defined menu bars, menus, and windows. CLEAR ALL also closes any tables, including all associated index, format and memo files, and selects work area 1..."
>
>So after CLEAR ALL neither the table aka ClassLib nor any of its fields are available anymore. Naturally MESSAGEBOX(class) will yield an error AFTER the CLEAR ALL command. It does not after the USE and before the CLEAR ALL.
>
>Sorry,
>
>Hans

I just wanted to check, if somehow you have CLASS variable defined in INCLUDE file.

Anyway, see my other reply. My second guess (same as sb) that it's Foxuser related.