When you launch Clibor, you may see an error like the following:
An unexpected error occurred.
The application will quit.
Failed to load the database
Clibor encrypts its data with a password issued for each user.
That password is stored in Keychain Access.

If this Keychain item is missing, Clibor will no longer start.
In that case it cannot be recovered. Follow the page below to uninstall (complete removal), then reinstall.

Uninstall
How to uninstall Clibor.
