Exchange 2010 SP1: Event 1053 in the event log (MSExchange ActiveSync)
Error 1053 (source: MSExchange ActiveSync) is logged if an attempt is made to access a mailbox of a domain administrator via Active Sync, or if inheritance has been deactivated on the Active Directory object for other reasons. To resolve the problem, inheritance must be re-enabled for the respective user account or the correct permissions must be ... Read more