Uncheck the "Multiple values" checkbox in the Data Settings for the field (under Administer -> Content Management ->Content types for your type).
Steve
Tony Yarusso wrote:
I'm using CCK with a file field, and given the way it's being used, I need to make sure only one file is uploaded per node. However, the CCK field currently allows uploading another after the first. Is there a way to disable this?
-- Tony Yarusso http://tonyyarusso.com/