AGMP1044E `applid` IBM Z® APM Connect CALL TO `yyyy` FAILED, RCODE=`zzzzzz`.

Explanation
During IBM Z APM Connect
initialization, a AGMABLOK REQUEST=GET call was made
unsuccessfully to the Z APM Connect Base subsystem
yyyy. The return code from the Base was
zzzzzz.

System action
No tasks are tracked.

Administrator response
Check Z APM Connect Base
address space is active. Look for other error messages from the Base address
space.