DNZCP2144E: There is an incorrect user name username in the configuration block.
Explanation: >A valid user name ranges from 1 to 20 in length and is made up of acceptable ASCII chars such as: \n letters ('a'-'z','A'-'Z'),digit(0-9) and the characters: \n '/', '\\', '[', ']', ':', ';', '|','=', ',', '+', '*', '?', '<', '>'