0FC

Explanation
A program referenced data in an address space other
than its home address space. That address space has either: Incorrect data in its dynamic address translation (DAT) tables
An incorrect segment table origin (STO) address

 This error is probably in the system.

System action
The system abnormally ends the program and ends
the address space.

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

Source
Recovery termination manager (RTM)