Describes the cause and action for error messages.
already open by another user
Users NOT prompted file is already open by another user? - File ...
Check if a shared workbook is already open by another user - Stack ...
Open workbook if not already open, if already, then get that ...
Visual Basic check if the file is open | duplicate closed
How to test if a .txt file is already open by anyone?
How to read excel file which is already open by another user ...
windows 7 - The file is open by another user - Super User
macos - Excel 2011 & 365 ? 2nd user cannot ...
Lockfile in multi-user Excel