Behind a Sophos UTM or Astaro ASG, the World of Warcrafter Installer or Updater brings always the error message BLZPTS0000J at start. In most cases this is a problem with the http-proxy. So if you want to enable the Blizzard Updater to connect, you need to skip AntiVirus for the following URLs: ^https?://[A-Za-z0-9.-]*.battle.net/ ^https?://[A-Za-z0-9.-]*.edgesuite.net/ ^https?://[A-Za-z0-9.-]*.blizzard.com/ […]