Timer Thread Died, looks like the solution is to open a TAC case.
Error Message
%UC_CALLMANAGER-2-CallManagerFailure: %[{Optional}Text=String][HostName=String][IPAddress=String][Reason=Enum][AppID=String][ClusterID=String][NodeID=String]: Indicates an internal failure in Unified CM.
Explanation This alarm indicates that an internal failure occurred in the Cisco CallManager service. The service should restart in an attempt to clear the failure.
Recommended Action Monitor for other alarms and restart Cisco CallManager service, if necessary. Collect the core file if available, SDL and CCM/SDI trace files (you can gather these from Trace and Log Central in RTMT using the Collect Files feature) and contact the Cisco Technical Assistance Center (TAC).
Reason Code - Enum Definitions
Enum Definitions - Reason
Value Definition
1 | Unknown - Unified CM has failed for an unknown reason |
2 | HeartBeatStopped - An internal heart beat has stopped after the preceding heart beat interval |
3 | RouterThreadDied - An internal thread has failed |
4 | TimerThreadDied - An internal thread has failed |
5 | CriticalThreadDied - An internal thread has failed |