The Private key does not match the existing certificate

Usage and Config Security
1

(imported topic written by syndTEM)

Hi,

We have migrated to 7.2.5.22 to 8.2.1093(Installed new server and SQL) version and in intial login (before restoring the back up)pvk is accepted and we downloaded all the fixlets.But we are getting error after restoring the Backup.When we are trying to login to console below error reflecting.

" The server failed to verify your login:The private key does not match the existing certificate.(error HTTP 400 in method/data/upgrade-login.

Please share your valuable inputs.

Thanks&Regrad,

CHandru B N