Running a workflow throws error:
U00011901 UCUQM: Queue '<queue name here>' in client '<client here>' was not found
This simply means an object is defined to use a queue that doesn't exist. Sometimes the object can be imbedded as a child in a workflow making it difficult to identify. You can find this object by doing the following:
1. Create the queue that was included in the error message
2. Recreate error
3. Find queue object and right click. Choose 'search for use'