PAN-OS Upgrade failing on WF-500 appliance From 10.2.2 to 10.2.4-h4

• Upgrade of PAN-OS on Wildfire Appliance
• Upgrade fails with error messages in system logs (show log system)

medium general general 0 Failed to install software 10.2.4-h4
critical general general 0 System software upgrade with version 10.2.4-h4 failed

• Wildfire-500-B
• PAN-OS 10.2.2
• Software Upgrade

• Missing required VM images.
• This is displayed under "/opt/panrepo/logs/swm.log".

swm DEBUG: dosys(('/opt/panrepo/images/wf/10.2.4-h4/validate', '10.2.2', '10.2.4-h4', 'wf')) exited with status 1
swm ERROR: Error: WFWin7_64Base_m-1.0.0.7_64base VM image required for upgrade. Load image and then install via 'request system wildfire-vm-image ...'
WFWin7_64Addon1_m-1.0.1.7_64addon1 VM image required for upgrade. Load image and then install via 'request system wildfire-vm-image ...'
WFWinXpAddon3_m-1.0.1.xpaddon3 VM image required for upgrade. Load image and then install via 'request system wildfire-vm-image ...'
WFWinXpGf_m-1.0.1.xpgf VM image required for upgrade. Load image and then install via 'request system wildfire-vm-image ...'

1. Follow the steps as documented under upgrade the wildfire appliance.
2. Step 4 discusses the need of addon VM images.
3. After the upgrade reboot the appliance.