Unable to update Plesk: Error: Failed to read product information from the file: Can’t process products.inf3

Symptoms

Note: This article refers specifically to the issue where OVH mirrors have been configured. Make sure the error is exactly as shown below.

• Plesk Installer hangs on the products.inf3 file downloading or fails with the below error:

  Checking for installed packages...
  File downloading products.inf3:

  ---

  File downloading products.inf3: File downloading versions.inf3:
  ERROR: Failed to read product information from the file : Can't process products.inf3: Failed to download the package http://parallels.mirrors.ovh.net/parallels/products.inf3:
  The requested URL returned error: 404

  Can't process versions.inf3: Failed to download the package http://parallels.mirrors.ovh.net/parallels/products.inf3:
  The requested URL returned error: 404

• A custom mirror repository is configured in the /root/.autoinstallerrc file:

  SOURCE_TYPE="network"
  SOURCE="http://parallels.mirrors.ovh.net"

Cause

The mirror 'http://parallels.mirrors.ovh.net' is EOL and has been decommissioned by OVH

Resolution

Note: The following steps require access to the server via SSH as root. If access is not possible contact your hosting provider.

1. Connect to the server via SSH.

2. Remove the repository:

   # mv /root/.autoinstallerrc /root/.autoinstallerrc.bak

3. Restart the Plesk update by Logging in to Plesk and going to Tools & Settings > Updates and Upgrades > click Update Components.