PA-5450 chassis replacement causes WildFire registration failure

• After replacing the PA-5450 chassis by RMA, WildFire registration failure messages are seen in the system log (show log system).

WildFire registration failed. Mismatched Serial number in certificate and payload.

• When executing "request certificate fetch" followed by "show device-certificate status", it shows the certificate is valid, but "Last fetched info:" has "Invalid request: input chassis and MPC are not associated together."

admin@PA-5450(passive)> show device-certificate status

Device Certificate information:
Current device certificate status: Valid   
Not valid before: 2023/04/29 18:33:55 JST
Not valid after: 2023/07/29 18:33:55 JST
Last fetched timestamp: 2023/05/18 14:13:54 JST
Last fetched status: failure
Last fetched info: Failed to fetch device certificate.
Invalid request: input chassis and MPC are not associated together.    

• Palo Alto PA-5450 Firewall
• Supported PAN-OS
• Hardware (chassis) is replaced

• PA-5450 chassis and MPC association is recorded on our License database. 
• After replacing the chassis or MPC, resetting the association is needed to fetch the device certificate again.