This plugin changes the error messages when a keyword or url already exists. If a keyword already exists, the error message will display the URL for that keyword. If the URL already exists, the share box will be displayed.
nigelterry/yourls-change-api-error-messages
This plugin changes the error messages when a keyword or url already exists. If a keyword already exists, the error message will display the URL for that keyword. If the URL already exists, the share box will be displayed.
PHPMIT