>Here is a simplified version of the situation. I just got this one this morning. It only involves one table in the query. Here is the SQL and the tag indexing sequence following it:
>
>

>SELECT VideoPreview.Numero,VideoPreview.NoVideo,VideoPreview.Url FROM VideoPreview;
> WHERE VideoPreview.NoVideo=21 AND VideoPreview.Free
>

>
>

>USE VideoPreview EXCL
>DELETE TAG ALL
>INDEX ON DELETED() TAG DELETE
>INDEX ON NUMERO TAG NUMERO
>INDEX ON ADDUSER TAG ADDUSER
>INDEX ON ADDDATE TAG ADDDATE
>INDEX ON MODUSER TAG MODUSER
>INDEX ON MODDATE TAG MODDATE
>INDEX ON NOVIDEO TAG NOVIDEO
>INDEX ON Free TAG Free
>USE
>

>
>The only thing I see that could conflict and which is generic to all the tables is the DELETED(). I do have the tags on Numero, AddUser, AddDate, ModUser and ModDate on all tables however.

Looks like FREE is a keyword, so it may explain this problem. DELETE is also a keyword.