The "pull all" is failing for many devices, this includes Cisco IOS Routers, Switches, Nexus devices and more.
There is no one consistent error seem either but some of the errors include:
05897)#4: RESULT: Device does not support CISCO-CONFIG-COPY-MIB; trying OLD-CISCO-SYSTEM-MIB
Oct 04 11:51:54 8372/pull(105897)#4: DASL: Pulling Running configuration via SNMP/TFTP SNMPV3
Oct 04 11:51:59 8372/pull(105897)#4: Touching file: C:\smarts-ncm\data\devserver\cm\devxfr\1989-0.pull
Oct 04 11:56:59 8372/pull(105897)#4: DASL: transfer failed: RTSNMPVar::setSNMPValue: SNMP-SET Failed: SNMP++: SNMP request timed out (RTSNMPVar.cpp#747)
Oct 04 11:56:59 8372/pull(105897)#3: ERROR: Timeout setting
or the following :
ERROR: Terminal communications not configured
NCM 10.x
In this case, the Account and Privilege password are missing for these devices as can be seen in the Properties->Communication tab of the device: