The Merge Agent failed to obtain a new set of identity ranges for the Subscriber. When troubleshooting, restart the Merge ...

The Merge Agent failed to obtain a new set of identity ranges for the Subscriber. When troubleshooting, restart the Merge Agent with a higher value for -HistoryVerboseLevel and check the output log files for other server-related errors. Resolve any server-related errors before restarting the synchronization, or reinitialize the subscription.