How to make 2 fields, both cannot be empty. Either one required. Some cases both also required.
How to make 2 fields, both cannot be empty. Either one required. Some cases both also required.
Use code in form BeforeUpdate event for data validation. Many examples, do research.
How to attach file: http://www.accessforums.net/showthread.php?t=70301 To provide db: copy, remove confidential data, run compact & repair, zip w/Windows Compression.