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Unable to register new server using Azure File Sync Agent - Sequence contains more than one matching element.

Roberto 20 Reputation points
2023-07-06T18:54:16.9766667+00:00

I"m trying to register a new server to Storage Sync Services. I"m trying to add new file server and sync my current files to it. Keep getting sequence contains more than one matching element error when trying to select my Azure subscription. Not sure what can be the problem.

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Azure Files
Azure Files

An Azure service that offers file shares in the cloud.

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  1. Sumarigo-MSFT 47,511 Reputation points Microsoft Employee Moderator
    2023-07-11T07:41:25.9766667+00:00

    @Roberto Welcome to Microsoft Q&A Forum, Thank you for posting your query here!

    Firstly, Apologies for the delay response here!

    I would recommened can you please cross-verify the prerequisites again
    Can you please try the suggestion mentioned in this thread https://learn.microsoft.com/en-us/answers/questions/1040007/azure-file-sync-server-registration-storage-sync-s

    Thanks for your patience and co-operation.

    Please let us know if you have any further queries. I’m happy to assist you further.


    Please do not forget to "Accept the answer” and “up-vote” wherever the information provided helps you, this can be beneficial to other community members.

    1 person found this answer helpful.

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  1. Leo Pearce 0 Reputation points
    2026-03-03T04:40:55.98+00:00

    For anyone here and wondering how to fix, for me it was because in this tenancy there were two subscriptions called "Azure subscription 1". When I renamed one to something else and selected the one I wanted in the Azure Sync App it worked.

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  2. Roberto 20 Reputation points
    2023-07-11T15:50:43.6433333+00:00

    I figured it out now. It's working.


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