Error codes

This command might return the following in the response format header, in addition to the values shown on page Error codes applicable to all commands.

Reason (MQLONG)
The value can be:
MQRCCF_MQCONN_FAILED
MQCONN call failed.
MQRCCF_MQGET_FAILED
MQGET call failed.
MQRCCF_MQOPEN_FAILED
MQOPEN call failed.