It is always recommended to perform a clean install instead of an in-place upgrade, the count number will not be reset after upgrading KMS host. 0xC004F015'Ībout the error message “The Software Licensing Service reported that the license is not installed” refer to this case for a hint. 'Installation of the Proof of Purchase failed. Any help for my specific situation is greatly appreciated!ĮDIT: When i look at the event viewer, i see this for the Windows 10 activation attempt:

I've read many online forums and haven't quite gotten the answer.

Does the Volume Activation Tools feature/role need to be uninstalled from the server and reinstalled?.

Minimum required is reached? The last thing I need to happen is all of our clients (Windows 10, Office 2016, Office 2019, etc.) all blowing up because the KMS host isn't activating. Are the KMS host keys retained after the in-place upgrade, but the activation counts reset back to 0? If so, will this naturally work itself out as the reactivation intervals expire and all the clients attempt to reactivate, increasing the count until the.

Do I need to reinstall all of the KMS host keys on the KMS host after upgrading to Windows Server 2019? If so, how do I get passed the 'The Software Licensing Service reported that the license is not installed.' error.The same message trying activate new clients. When I run slmgr.vbs /ato on existing Windows 10 clients that were activated when the KMS host was Server 2012 R2, I get a message saying 'The count reported by your KMS is insufficient.', which tells me the counts reset after the upgrade. Install the Windows 10 KMS Host key to the KMS host, I get an error saying 'The Software Licensing Service reported that the license is not installed.'. I was able to get VOLUME_KMS_WS19 and Office19KMSHOST2019VL_KMS_HOST status to Licensed, but new Windows 10 clients won't activate. Running slmgr.vbs /dlv on the server I can see that the License Status for almost everything is Unlicensed. The KMS host was working great prior to the upgrade. Now I'm having trouble getting clients to activate. I upgraded our KMS host server from Server 2012 R2 to Server 2019.

Windows server 2019 kms host key