Panorama cdb and mdb process not starting after downgrade from 9.1.4 to 9.0.14 with GUI unresponsive and CLI unstable
21153
Created On 12/31/21 15:52 PM - Last Modified 04/22/24 22:00 PM
Objective
- After downgrade any Panorama to 9.0.14 from 9.1.4, cdb and mdb process not running with Exit Code: 100
- Discrepancies between different versions of Mongodb are the root cause for this problem
- A new solution is available in PAN-OS 9.1.12 and onwards were it is possible to recover the system without Root access or factory reset the appliance.
Environment
- Any Panorama Virtual or physical
- Downgrade from 9.1 to 9.0
Procedure
- On the Panorama running 9.1.12 or onwards, first select and install a PAN-OS 9.0 release on the web interface
- Once the installing process is finished, it will show a pop-up window requesting for reboot confirmation. Before going ahead with it, open in parallel the CLI and run next command:
> debug mongo clear instance mdb
- Afterwards, it is possible to resume the install process and proceed with the reboot confirmation.
Additional Information
- Release notes: PAN-176461