BTACS0026E Login failed: Unknown user name or bad password.
Explanation
The command line was unable to authenticate the specified user with the host operating system.
Action
Verify the user name specified exists in the host operating system and the password is still valid. If this is a Windows machine, confirm that the user that the Fabric service is running under has Act As Part Of The Operating System authority. If running under WebSphere, make sure that WebSphere security is enabled.