Server error: Failed to check upgrade info due to Unsupported protocol. Please check network connectivity and try again.

Server error: Failed to check upgrade info due to Unsupported protocol. Please check network connectivity and try again.

6614
Created On 09/05/23 08:12 AM - Last Modified 08/19/24 22:54 PM


Symptom


  • Downloading or installing of dynamic updates fail when clicking on "check now" button
  • The following error message is displayed.
Server error: Failed to check upgrade info due to Unsupported protocol. Please check network connectivity and try again.

Environment


  • Palo Alto Firewalls or Panorama
  • Supported PAN-OS
  • Dynamic Updates

Cause


Under GUI: Device > Setup > Services > Proxy server, a username is configured.
Proxy server configuration

Resolution


  1. GUI: Device > Setup > Services >
  2. Click the sprocket symbol
  3. Under the Proxy server, remove the configured username. In this example its "admin"
  4. Commit the configuration.
Proxy server

Additional Information


 
 
 
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