Server RDS CAL's registration error

[Mark Urman]

Recently we upgraded our servers from Server 2012R2 to 2019. This included two RDP servers, in which we purchase 60 Windows Server 2022 RDS CAL license packs. When I go to install the licenses within the RD Licensing Manager on the License server, I get the following error:I have tried all 12 license codes and double/triple checked to make sure they are correct. I've rebooted the licensing server, made sure all updates are installed, restarted the License Manger service. Nothing seems to work.Thoughts? Anyone know a fix to this??Thank you!Mark

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