CMMVC6554E The Authentication task has failed because the user name that was received from the authentication service is not a valid SVC user name.

Explanation

The SVC user name cannot exceed 256 characters in length, and cannot contain any of the following characters:

colon :
percent sign %
comma ,
double quote "
single quote '

Action

Change the definition of the user name in the remote authentication service so that it conforms to the SVC user name requirements, and resubmit the task.