The UM server wasn't able to read the permissions on the Exchange Organization and UM DialPlan containers. Verify that you're a member of the Organization Management role group or have sufficient rights to read this Active Directory object.
The UM server has been configured to use the Office Communications Server A/V Edge server resources associated with '%1'. ...
The UM server wasn't able to read information from the Active Directory container for UM dial plans. Verify that you have ...
The UM server wasn't able to read information from the Active Directory container for UM IP gateways. Verify that you have ...
The UM server wasn't able to read the Communications Server pool objects. Verify that Communications Server is deployed in ...
The UM server wasn't able to read the permissions on the Exchange Organization and UM DialPlan containers. Verify that you're ...
The UM worker process (UMWorkerProcess.exe) encountered an unhandled exception "%1" during an incoming call with ID "%2". ...
The UM worker process (UMWorkerProcess.exe) encountered an unhandled exception "%1" during an incoming call with ID "%2". ...
The UMCallingLineId '{0}' isn't valid because it's not unique. Another recipient, '{1}', has the same value in their UMCallingLineId ...
The Unified Messaging (UM) server failed to process messages for user "%1" during the call with ID "%2" because the user ...