This message means that you have not linked ClearPass to your HPE Support account. You won't be able to update without that.
Under Administration - Agents and Software Updates -> Software Updates, register with your HPE Passport by pressing the 'Generate Token' Button.

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Herman Robers
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If you have urgent issues, always contact your HPE Aruba Networking partner, distributor, or Aruba TAC Support. Check
https://www.arubanetworks.com/support-services/contact-support/ for how to contact HPE Aruba Networking TAC. Any opinions expressed here are solely my own and not necessarily that of Hewlett Packard Enterprise or HPE Aruba Networking.
In case your problem is solved, please invest the time to post a follow-up with the information on how you solved it. Others can benefit from that.
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Original Message:
Sent: Mar 24, 2025 02:44 AM
From: Mohamed-Haroun
Subject: ClearPass Licence
Dear team,
In CPPM event viewer i find the below error message can you help me to solve this issue
"Failed to get support end date for ClearPassPlatform license.Unauthorized request, please generate token for HPE Passport Credentials"