078

Explanation
The master catalog could not be opened successfully.
Message IEC161I precedes this wait state and identifies the specific
open failure.

Operator response
Probable I/O error. ReIPL the system and report
this wait state code to the system programmer.

System programmer response
If the error recurs and the program
is not in error, search problem reporting databases for a fix for
the problem. If no fix exists, contact the IBM® Support Center.

Programmer response
Correct the error identified by message
IEC161I.

Source
DFSMSdfp