A7A

Explanation
The system detected an error in the input from
an invoker of the Service Processor Interface, or an internal error
in MVS™. Register 15 contains
the reason code in the format X'0000xxrr', where rr is
the reason code. Code
Explanation
06
The Service Processor Interface is unable to establish the recovery
environment.
Others
The Service Processor Interface detected an unrecoverable error.

System action
The system abnormally ends the invoker of the
Service Processor Interface.

System programmer response
For reason code X'06', determine
why the system could not establish a recovery environment. If this
cannot be done, or if the reason code is other than one previously
listed, search problem reporting data bases for a fix. If no fix exists,
contact the IBM® Support Center.

Source
Service Processor Interface