Try this:

SCATTER MEMVAR MEMO
RELEASE m.INVTYPEPK
APPEND BLANK
GATHER MEMVAR MEMO




>Hello to all
>
>I am having a very sporadic problem. I have a table with an autoIncrement primary key named INVTYPEPK. On occasion,
>The error:
>
> "Field INVTYPEPK is read only”
>
>The code:
>
> GATHER MEMVAR MEMO && FIELDS EXCEPT invTypePK
>
>We have granted full-rights to the user, but the error still occurs sporadically. It has yet to occur with any other users, but the routine is used rarely by others.
>
>Any ideas??
>
>Thanks in advance