It's important, no, it's CRITICAL to be as clear and concise (but comprehensive) as possible when describing the problem.
We now know:
1. It used to work as desired.
2. You haven't changed the query.
We don't know:
Your first post said the query is running "extremely slow".
Your second post says it is "not working".
To be helpful, we need to know whether it is running slowly and giving the expected result, or not running at all.
How is the query used? If the query is used with a form, a common form-related performance issue occurs (especially when using Access 2000) when Tools \ Options \ General \ "Perform name AutoCorrect" is checked.
If it's used with a form, make sure the autocorrect boxes are unchecked.
Run compact/repair.
Is the database on a server or your PC?
HTH,
Bob
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