This error occurs when you have connected to our patch server but you cannot download patch information.

Cannot install or patch Call of Duty: Modern Warfare II

Standalone patches are downloaded outside of the game launcher or the Battle.net desktop app.

What to do if you're unable to turn in the quest A Cycle of Hatred.

Why you may be missing one or more spells from your character's spell book or action bars.

Cannot install or Patch Call of Duty: Black Ops 4

Receiving error BLZBNTAGT00000A2A

How to obtain the Anglers' Water Striders mount equipment.

Information regarding the new professions system released with patch 8.0

Information on error BLZBNTBNU00000001