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Finance | Project Operations, Human Resources, ...
Suggested Answer

Client later version than AOS

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Posted on by 1,673

Hi everyone

If you update Ax 2012 CU9 to CU 13, you'll need to update the clients that connect to it as well. If you don't, (ie. If you use an outdated client) you'll run into problems.

Can you however, update the client (to CU13) and still connect to a CU9 AOS? (ie. run a NEWER client with an older AOS). There are situations where this might be needed.

Is it possible?

Thanks

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  • Suggested answer
    Fangyuan Hou Profile Picture
    on at

    Hi BrandonSA,

    Technically, we need make sure the client and AOS version are in the same version, there may have some unexpected exceptions happens if there is a big gap between client and Server.

  • André Arnaud de Calavon Profile Picture
    301,075 Super User 2025 Season 2 on at

    Hi Brandon,

    It might be possible to connect newer clients on an older AOS, but it is not recommended and not supported. There might be dependencies between the client and server executables.

    As example, at a customer, we got a hotfix from Microsoft which solved an AOS crash. It was working for all updated clients. However the installation push to the clients failed to some machines and these clients caused the same AOS crash.

    Can you tell about the situation where you need this?  

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