Log Type: Application
Source: MSExchange MailTips
Type Of Event: Error
Category: MailTips:Classic:None
EventID: 14035
Description: Process Microsoft.Exchange.InfoWorker.Common.Delayed`1[System.String]: MailTips query failed for mailbox <xxxxx>SMTP:user@company.org. Latency: total:29. The returned exception is: Microsoft.Exchange.Data.Storage.StorageTransientException: Cannot open mailbox /o=AAOMS/ou=xxxxxxx Group (xxxxxxxxx)/cn=Configuration/cn=Servers/cn=xxxxx/cn=Microsoft System Attendant. --->
Microsoft.Mapi.MapiExceptionRpcServerTooBusy: MapiExceptionRpcServerTooBusy: Unable to make connection to the server.
I see this error time from time. Do I need to allow more RPC connections?