CBR3621I Enter request ignored by the cartridge entry installation exit (CBRUXENT).

Explanation
 The cartridge entry installation exit returned
indicating that the entry request is to be ignored. Refer to message
CBR3620I for the volume serial number and library name associated
with the enter request.

System action
 For cartridge entry processing into an automated
tape library dataserver, OAM leaves the volume it was processing in
the insert category. In all cases, including the programmed interface
for cartridge entry into a manual tape library, cartridge entry processing
continues with the next volume.

Source
 Object Access Method (OAM)

Routing Code
 2,3,5

Descriptor Code
 4