CQM838E Dataset dsn must be created as a sequential or PDS fixed length file with a logical record length of 4096 with or without blocking.

Explanation

The data set name specified for the Export CQM ISPF Log DSN was found but it was not defined with fixed logical record length of 4096.

User response

Specify a new sequential or PDS file with a fixed logical record length of 4096. The blksize may be any multiple of 4096.