IOS559I

Explanation
The operator entered a command to vary a device
or path online. An internal error occurred.

System action
The system does not vary the path or device online.

Operator response
Notify the system programmer.

System programmer response
Search problem reporting databases
for a fix for the problem. If no fix exists, contact the IBM® Support Center.

Source
Input/output supervisor (IOS)

Module
IECVIOPM

Routing code
1

Descriptor code
4