KDFS002W    DATASET I/O COLLECTION VERSION [version_number ] INITIALIZATION UNSUCCESSFUL.

Explanation

An attempt to initialize the data set I/O collector version_number was not successful.

System action

The data set I/O collector terminates. Data set I/O data is not available.

User response

There should be a message issued prior to this. Follow the instructions for the previous message. The destination is the MVS™ system console.