I have a field that permits duplicate records but I need to be warned when I enter a duplicate number. I used old posts to try to solv this problem but I keep getting the message "Procedure declaration does not match description of event or procedure having the same name" (with different codes). The field is named "NSC" and the table "1 - Principal". The code I used was:
Well, I have a form, where I enter patient lookup. When I finish I want to lock the field "Diário" where I write the info so anyone else (even me) can change what was written.
I have a database in which me and my collegues do some registries. I would like to block the finished entry with a button so anyone besides the ones that know how to edit the tables?
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