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sgursimran
Staff
sgursimran
Staff
December 9, 2024

Technical Tip: GUI Error 'Unable to create certificate' when Importing a FortiAuthenticator-Signed Certificate into FortiGate

  • December 9, 2024
  • 0 replies
  • 1166 views
Description

This article explains an error that appears on the FortiGate GUI when a FortiAuthenticator-signed certificate is uploaded to System -> Certificates after a CSR has been generated on the FortiGate.
Scope

FortiGate v7.6.x.
Solution

The error 'Unable to create certificate' may be displayed on the FortiGate GUI when a FortiAuthenticator-signed certificate is uploaded to System -> Certificates after a CSR has been generated on the FortiGate.

 

  1. Generate a CSR on the FortiGate.

 

generate CSR 1.png

 

  1. Sign the CSR using a CA on FortiAuthenticator:

 

signing csr on fac.PNG

 

  1. Upon importing the signed certificate onto the FortiGate, an error 'Unable to create certificate' is displayed.

 

import error.PNG

 

Despite this error, the certificate will be successfully uploaded to the FortiGate and correctly displayed under Local Certificates.

 

succesfully uploaded 1.png

 

Note: The issue has been resolved on FortiOS v7.6.3 build number 3471.
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