ddname DD name of the file
The NOMATCH subtask was unable to open the logging dataset ddname named on the SYSIN card for the NOMATCH initialization.
The NOMATCH subtask attempts to open the next dataset in the list.
Verify that the DD name given on the SYSIN card has a matching DD card in the VP390 startup JCL. Verify that the dataset named for that DD name is defined with the DCB values stated in the Ironstream for Micro Focus Universal Discovery for IBM Z Installation Guide.