IBM TOTAL STORAGE DS8000 - Manual (Page 228)

CMUN02262E SOURCE Unable to create volumes: invalid volume type
Explanation
The specification contains an invalid volume type. The following volume types are
supported, but you might be limited to a subset of these by other factors in your
storage definition:
CKD base:
v 3380 cylinder
v 3390 cylinder
CKD single-CU alias
Fixed block base:
v 512-byte block
v 520-byte block unprotected
v 520-byte block protected
Action
Specify a valid volume type, and then resubmit the task. If the problem persists,
contact IBM technical support for assistance.
CMUN02263E SOURCE Unable to create or delete extent pool: local
server offline
Explanation
The storage management console server reports a storage unit microcode-level
error. A local server is not online. Microcode initialization might not have completed,
or a failover has occurred and one server has not yet restarted.
Action
Monitor system status, and resubmit the task when both servers are online. If the
problem persists, contact IBM technical support for assistance.
CMUN02264E SOURCE Unable to end service: lock still held by other
management console
Explanation
Service has been initiated by two storage management consoles. The other
management console holds a lock.
Action
Release the service intent lock from the other management console, and then
resubmit the task. If the problem persists, contact IBM technical support for
assistance.
208 IBM TotalStorage DS8000: Messages Reference