Article ID: 126828, created on Sep 8, 2015, last review on Sep 20, 2015

  • Applies to:
  • Plesk 12.0 for Windows


Server uses proxy for internet connection. During the running Plesk installer proxy was configured, but

502 Bad Gateway 

error appears during downloading the files.


Proxy server configuration issue.


Please contact your local network administrator to:

  1. Make sure to clear/disable proxy server's cache.
  2. Make sure proxy has proper configuration that allows to download files from

NOTE: Use the following link for your reference: How to setup proxy settings in plesk installer.

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