Use the steps below to troubleshoot installation issues for Blizzard games.
This error means Blizzard Agent (the process that installs and patches our games) couldn't stream necessary files.
Troubleshooting step for connection-related problems on Windows.
Troubleshooting for problems installing or patching the World of Warcraft game client
Information on error BLZBNTBNA00000008
This error occurs when you have connected to our patch server but you cannot download patch information.
Failed to run a required program. Please wait one minute and try again. If this error reoccurs, please restart your computer and try again.
Troubleshooting steps to resolve this error
Information on what to do when a game update is stuck at 0 B/Ss
Information on error BLZBNTAGT0000085C