Failed retrieving cluster information.
There are a number of possible causes:
clinfoES or snmpd subsystems are not active.
snmp is unresponsive.
snmp is not configured correctly.
Cluster services are not active on any nodes.
Refer to the HACMP Administration Guide for more information.
Additional information for verifying the SNMP configuration on AIX 6
can be found in /usr/es/sbin/cluster/README5.4.1.UPDATE