How many key fields in the table?

>I have a special database stored procedure which make a mirroring between databases using OnInsert event.
>The way what I use
>1) Generate local view for Database1
>2) Scatter
>3) Generate local view for Database2
>4) Gather
>5) Tableupdate()
>
>It seems to work long time, (its 2006 software) and now I have an error - "Line is too long" during TABLEUPDATE,
>
>I thinking it depends from "SQL Where clause includes" - but default it was "Key and modified fields" - in this case I'v got an error - Line is too long, if I change it to "key fields only" - then error is "Too much fields in update"
>
>For Information .The source table has 207 columns.
>
>The error happens in exe.. when I try to reporoduce it in VFP using debugger - it seems to work. No error during tableupdate.
>
>Any help
>Thanks
>Denis