IGGN506A

Explanation
During nucleus initialization program (NIP) processing,
a mount of an unlabeled tape volume is required for data set dsname.
In
the message text: dev
The device number of the specified device.
dsname
The specified data set name.

System action
The system waits for the mount.

Operator response
Mount an unlabeled scratch tape on device dev.

Source
DFSMSdfp

Routing code
1

Descriptor code
2