Hello, I have the the same problem registering ata190 and ata187 to the cucm 9.1.2. Have install latest device pack "devicepack9.1.2_14094-1" and restarted the cluster, and still no luck. FW on ata190 is ATA190.1-1-2-005 and on ata187 ATA187.9-2-3-1....
Hello!If you have RTMT, check if you have any alert "MediaListExhausted". I had similar error on CCM version 6.0(1).Temporary solution is restarting IPVMS (Cisco IP Voice Media Streaming App) service. I had to perform an upgrade to fix this problem.H...