cross forest migration exchange 2013 to 2016 error https://mail.domain.com/EWS/mrsproxy.svc access is denied

Tony Mu 241 Reputation points
2023-07-21T04:20:22.81+00:00

Hi Guys

The cross-forest migration of exchange 2013 mailbox to 2016 was successful in preparing -moverequest to migrate users to ADMT, but an error was reported when the new-moverequest was executed to migrate mailbox data. Suggest https://mail.domain.com/EWS/mrsproxy.svc access is denied, purpose in IIS log has seen the moverequest request, No abnormal clues have been found in the system logs of the exchange server for the time being. We hope to get help to solve this problem

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Exchange Server: A family of Microsoft client/server messaging and collaboration software.Management: The act or process of organizing, handling, directing or controlling something.
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  1. Kael Yao-MSFT 36,911 Reputation points Microsoft Vendor
    2023-07-21T08:00:24.49+00:00

    Hi @Tony Mu,

    Please follow this Microsoft KB to have a check if the source Exchange server is in some security groups which it is not supposed to be a member of:

    (Access is denied) error when you try to move mailboxes to Exchange Online in a hybrid deployment

    If yes, please follow the resolution part and see if it can help with this issue.


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  2. Tony Mu 241 Reputation points
    2023-07-21T10:34:43.7433333+00:00

    Hi

    I am the server between exchange on-premise also applies to this KB?This value is not currently set. What is the significance of setting this value in KB?set2

    set1

    details


  3. Tony Mu 241 Reputation points
    2023-07-24T05:48:00.1166667+00:00

    The following errors are found in ews logs of the source server:

    2023-07-24T05:31:44.193Z,81b03c9f-d0c7-4d26-a457-aa354b164cda,15,0,1076,0,,Ews,EXH01.contoso.com,/EWS/mrsproxy.svc,,Negotiate,true,contoso\Administrator,,OrganizationId~OrganizationAnchor@,,192.168.1.11,EXH01,500,500,,POST,Proxy,EXH01.contoso.com,15.00.1076.000,IntraForest,ForestWideOrganization,,,,1523,1120,1,,0,1,,0,,0,,0,0,,0,233,0,74,0,16,96,0,0,0,0,0,193,40,99,47,47,47,233,,,,BeginRequest=2023-07-24T05:31:43.960Z;CorrelationID=<empty>;ProxyState-Run=None;FEAuth=BEVersion-1941996596;BeginGetRequestStream=2023-07-24T05:31:43.964Z;OnRequestStreamReady=2023-07-24T05:31:43.964Z;BeginGetResponse=2023-07-24T05:31:44.054Z;OnResponseReady=2023-07-24T05:31:44.150Z;EndGetResponse=2023-07-24T05:31:44.150Z;ProxyState-Complete=ProxyResponseData;EndRequest=2023-07-24T05:31:44.193Z;S:ServiceCommonMetadata.Cookie=e1c744cb3d5f4301a553ec9a157ec2e5,WebExceptionStatus=ProtocolError;ResponseStatusCode=500;