For technical reasons, certain URLs within ClickMagick—for example a Rotator Backup URL—must be unique and not be used anywhere else.
If you need to use an existing URL somewhere else that requires a unique URL, you can make any URL unique-looking by simply adding a random “query string” to the end of the URL.
For example say this is the URL you want to use, but it’s already being used somewhere else:
You can make the above URL look unique—without changing its functionality—by simply adding a meaningless query string to it, such as ?foo=1:
If the URL already has a query string, you can simply add another &name=value pair to the end of it to create a unique link. For example, suppose you already have this link which has the existing query string ?newvisitor=yes: