>Probably you have deleted records in the table you are appending too.
>And if you want to overwrite all the current values you also have duplicate keys.
>You can zap the dest table first before you append from the source table

Hi Ko,
I performed a pack command on that table, because I only want to ADD records to it, and still I get the same error.
What will be the consequences if I'll change teh primert ket into a regular one??

Thanks,
Gadi