IBM Content Navigator, Version 2.0.3         
CQL048
Internal error connecting to Content Manager EE. The user name associated with thread, "{0}", does not match authentication user name "{1}" in the connected repository instance. This is an internal error.

User response

An administrator should turn on debug-level logging in IBM® Content Manager Collaboration ServicesIBM CMIS for Content Manager (and restart the services) and repeat the error to gather additional information. Then contact your support representative.
Parent topic: CQL messages for IBM CMIS applications