/mcpError Message %UC_IPVMS-6-kDeviceMgrUnregisterWithCallManager: %[TraceName=String][AppID=String] [ClusterID=String][NodeID=String]: Unregister with Cisco Unified Communications Manager.. Explanation A media device has unregistered with the specified Cisco Unified Communications Manager. Recommended Action No action is required. The media device will automatically reregister. Error Message %UC_IPVMS-4-kFixedInputCreateControlFailed: %[AudioSourceID=ULong][CodecType=String] [AppID=String][ClusterID=String][NodeID=String]: Fixed MOH stream control failed to start.. Explanation The audio stream control subsystem for the Fixed MOH audio source failed to start. Audio from the MOH Fixed audio source will not be provided for streaming out. This may be due to resource shortage such as memory or availability of the Fixed MOH audio source device. Recommended Action Reset MOH device, if failure continues restart the server. Monitor for errors in trace files and system log. Error Message %UC_IPVMS-4-kFixedInputCreateSoundCardFailed: %[AudioSourceID=ULong][CodecType=String] [AppID=String][ClusterID=String][NodeID=String]: Fixed stream sound card interface failed to start.. Explanation An error was encountered when starting the interface to access the sound card for providing MOH fixed audio. The audio source will not play possibly due to shortage of memory. Recommended Action Reset MOH device, or restart the Cisco IP Voice Media Streaming App service, or restart the server. Check the system log and possibly the traces for Cisco IP Voice Media Streaming App service. Error Message %UC_IPVMS-4-kFixedInputInitSoundCardFailed: %[AudioSourceID=ULong][ErrorCode=ULong] [ErrorCodeText=String][DeviceName=String][AppID=String][ClusterID=String][NodeID=String]: Fixed stream sound card interface initialization failure.. Explanation Initialization of sound card failed. Fixed audio source will not play possibly due to missing or unconfigured USB sound device. Recommended Action Check that the USB sound is installed. Reset MOH device, or restart Cisco IP Voice Media Streaming App service, or restart the server. The system log and traces from Cisco IP Voice Media Streaming App may contain additionsl information. Error Message %UC_IPVMS-4-kFixedInputCodecStreamFailed: %[AudioSourceID=ULong][ErrorCode=ULong] [ErrorCodeText=String][CodecType=String][AppID=String][ClusterID=String][NodeID=String]: Fixed input codec stream initialization failure.. Explanation Initialization of sound card codec source transcoding process failed. The fixed audio source will not play possibly due to memory or resource shortage. Recommended Action Reset MOH device, or restart Cisco IO Voice Media Streaming App service, or restart server. 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 44/343