Upgrade to 8.6.2 : TypeDbErrors.DEVICE_DND_OPTION_NOT_SUPPORTED
A bug, I don't know; but I can tell you that we have noticed this when exporting all phones in BAT and then reimporting them. If the field was not exactly as CUCM wanted it, even though it exported it that way, it would not reimport. The fix is to bulk edit or export/fix the csv/reimport.
I'm not able to access my old voice mail messages all of a sudden. The recording says something like 'the message is currently not available'. This has never happened before in all the years I have been using this system. I have t...