Hi Everyone,

I have a problem that, When I in Administrator OWA, I want to Open Another Mailbox of any User, It can't open and have a notify error is:

X-OWA-Error: SDServerErr;Microsoft.Exchange.Data.Storage.AccessDeniedException
X-OWA-Version: 15.0.847.32
X-FEServer: EX2013
X-BEServer: ex2013.mydomain.local
Date: 1/2/1601 3:40:13 PM

Please Help me solve or guide me to fix it, thank very much

Do you have right to open that mailbox?

But I want to Access another mailbox, so I must solve problem now

Then grant yourself rights.

https://technet.microsoft.com/en-us/library/bb124097

Yeah, I have already solve Problem, Thank for help

Please feel free to mark my post as helpful and/or the answer as appropriate.

Not offering a fix for this - but why are you still on CU4?