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We tried to migrate the CA server 2012 r2 to 2016 with the backup .But while we tried to restore it in the New CA server we are getting the below error message .the imported certificate does not match the chosen CA type and will not be used .However, the imported key can still be used
1 how to fix it
2 also now we want to revert back to old A server 2012 r2 to reduce the impact
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Hello Ram,
did you restore all the registry keys as indicated on the most migration procedure?
How to Migrate Microsoft Certificate Authority service to Server 2022 - ICT Fella
Note that the migration should be made to a new server using the same type of authority as the source.
I never had this problem migrating Root "Enterprise CA" to another Root "Enterprise CA".
What are the changes you are trying to do?
Note that you could always go back to the old server and restart its services. But, you should have to publish information in AD.
(new) Certificates given by the new authority have to be created again.
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Active Directory
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Active Directory (AD) is a Microsoft brand for identity-related capabilities. In the on-premises world, Windows Server AD provides a set of identity capabilities and services, and is hugely popular (88% of Fortune 1000 and 95% of enterprises use AD). This topic includes all things Active Directory including DNS, Group Policy, DFS, troubleshooting, ADFS, and all other topics under the Microsoft AD and identity umbrella.