/mcpusing RTMT via CPU Pegging Alert) 0x8CCC009A (2362179738) Device is unregistering; wait for the device to register. Due to user initiated reset or restart of the device from Unified CM. Device should automatically register wait for few moments for the device to register 0x8CCC0018 (2362179608) Device is not in the user control list; verify whether the device is configured for control by this application. For the application to control the device it should be included in the user control list. To check whether the device is in the user control list, if the application uses an End User, check the Device Association section under the End User Configuration in Cisco Unified CM Administration (User Management > End User). If the application uses an Application User, check under Device Information section for that Application User in Cisco Unified CM Administration (User Management > Application User) 0x8CCC00F3 (2362179827) IPAddress mode (IPv4 or IPv6 or both) specified by the application does not match with IP Addressing mode that is configured in Unified CM Administration; check the IP addressing mode of the device in Cisco Unified CM Administration (Device > Device Settings > Common Device Configuration) 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 18/343