Five essential guidelines

While downloading the PAN-OS  version 6.0 or above on a Palo Alto Networks next-generation firewall , one might see an error:

“Failed to download due to server error. Please try again later. Failed to download file”.

This error generally occurs not due to download server error or reachability, it’s a normal and expected behaviour. Now one might be wondering why this is a normal behaviour?

The Palo Alto Network maintains a list of latest software version in its memory,  if some one tries to download a PAN-OS and end up in the following error:

“Failed to download due to server error. Please try again later. Failed to download file”.

Then the list is either outdated or empty,  and the above mentioned error is see unless the list is refreshed.

In order resolve this  problem one should have a valid  Support subscription is required to download software.

If entitlement is current, Click ‘Check Now’ in the lower left hand of the WebGUI to view an updated list of PAN-OS software images.

After clicking “Check Now’

Alternatively, From CLI:

> request system software check