Updated MEDC from 10.1.0-SP2138.11 to 10.1.0-SP2138.13, unable to log on.

Updated MEDC from 10.1.0-SP2138.11 to 10.1.0-SP2138.13, unable to log on.

Invalid Username/Password.  Tried stopping service and uninstalling update from updatemanager.bat, no effect.

Unable to log on from a domain account but Local Logon works.

Is there a an issue or has something changed?