Hi Pascal ---
Duplicates are getting posted into your primary key field(s). The answer to your question depends greatly on how you are adding records to the system or updating existing key fields.
>Hi, i've been using a table with a primary index key. After a while, i`m getting a message of uniqueness of index has been violated.
>
>Is it because i could have a bad coding or is it a problem with VfoxPro5.0 ?
>
>Thanks for your attention.
>
>One day, i'll be good (hopefully).
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John Koziol, ex-MVP, ex-MS, ex-FoxTeam. Just call me "X"
"When the going gets weird, the weird turn pro" - Hunter Thompson (Gonzo) RIP 2/19/05