DFS3592A THE RECFM FOR DDNAME=ddname IS NOT F OR FB RETURN CODE=12
Explanation
The LGENIN and LGENOUT data sets must have a DCB parameter of RECFM=F or RECFM=FB.
System action
The utility function was terminated.
Programmer response
Redefine the indicated data set with a RECFM=F or RECFM=FB.