Use the steps below to troubleshoot installation issues for Blizzard games.
Troubleshooting steps to resolve this error
Troubleshooting for problems installing or patching the World of Warcraft game client
Troubleshooting steps for resolving patch loop problems.
Information on error BLZBNTAGT0000083F
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Information on error BLZBNTBNA00000008
This error occurs when you have connected to our patch server but you cannot download patch information.
This error means the Blizzard Agent (the process that installs and patches our games) couldn't stream necessary files.
Failed to run a required program. Please wait one minute and try again. If this error reoccurs, please restart your computer and try again.