NtpClient was unable to set a manual peer to use as a time source because of duplicate error on '%3'. The same time source ...

NtpClient was unable to set a manual peer to use as a time source because of duplicate error on '%3'. The same time source '%4' has been either specified as manual peer in NtpServer or selected as domain peer.  NtpClient will try again in %2 minutes and double the reattempt interval thereafter. The error was: %1