IGW01528I
CONNECTION REQUEST FAILED DUE TO A SHARING CONFLICT FOR DATA SET dsname.

Explanation

The system could not obtain a latch during data set connect processing because of enqueue sharing conflict. Another job or task is using this data set.

In the message text:
dsname
The name of the data set.

System action

The system stops processing the current request.

Operator response

Submit the request again after the other job or task has finished using the data set.

Source

DFSMSdfp and File and Attributes Management Services