/mcpError Message %UC_Proxy-3-PWSSCBInitFailed: %[SCBInitFailure=String][AppID=String][ClusterID=String] [NodeID=String]: SCB init failure. Explanation SCB init failed Recommended Action Restart the Cisco SIP Proxy service Error Message %UC_Proxy-5-PWSBelowCPULimit: %[BelowCPULimit=String][AppID=String][ClusterID=String] [NodeID=String]: CPU utilization has fallen below the max CPU limit. Explanation CPU utilization has fallen below the max CPU limit, new requests will no longer be blocked Recommended Action Notification purposes only; no action is required Error Message %UC_Proxy-4-PWSAboveCPULimit: %[AboveCPULimit=String][AppID=String][ClusterID=String] [NodeID=String]: Indicates the Presence Web Service has exceeded a CPU utilization threshold. Explanation The Presence Web Service module running in the Cisco SIP Proxy service has detected that the CPU utilization has exceeded the configured threshold. During this time new requests will be blocked until the CPU utilization drops below the configured threshold Recommended Action Using RTMT, inspect the Cisco SIP Proxy service logs for more details Error Message %UC_Proxy-4-PWSRequestLimitReached: %[RequestLimitReached=String][AppID=String] [ClusterID=String][NodeID=String]: Proxy service request per second limit reached. Explanation The Cisco SIP Proxy service request per second limit has been reached Recommended Action You may need to throttle back the incoming request rate Error Message %UC_Proxy-4-PWSAboveSipSubscriptionLimit: %[AboveSipSubscriptionLimit=String][AppID=String] [ClusterID=String][NodeID=String]: Indicates the Presence Web Service subscription count has exceeded the maximum limit. Explanation The Presence Web Service running in the Cisco SIP Proxy service has detected that the subscription count has exceeded the configured limit. During this time the Presence Web Service will block new incoming SIP subscriptions until the subscription count drops below the configured limit Recommended Action Using RTMT, inspect the Cisco SIP Proxy service logs for more details Error Message %UC_Proxy-5-PWSBelowSipSubscriptionLimit: %[BelowSipSubscriptionLimit=String][AppID=String] [ClusterID=String][NodeID=String]: Subscriptions have fallen below the max limit. Explanation The Presence Web Service running in the Cisco SIP Proxy service has detected that the subscription count has fallen below the configured limit Recommended Action Notification purposes only; no action is required Error Message %UC_SoapAPI-4-LegacyCUPCLogin: %[userid=String][version=String][AppID=String] 5/24/26, 3:34 AM System Error Messages for Cisco Unified Communications Manager 15 - Cisco https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucm/err_msgs/15_x/ccmalarms15.html 145/343