>However, we got the same situation on the NT Server with an application that has no user interface. But since we defragmmented the server and fixed up its virtual memory to a reasonable size the problem seems to have disappeared.
>

Hi Richard, yep, it's a speed issue too. The more data floating around (including deleted records) the slower those grids/browses etc work/refresh, giving more time for the nasty alias switching to occur

Glad to have helped some.