Error Code: BLZBNTAGT00001398

Game cannot be launched because the operating system wouldn't allow the system to write to registry.

Troubleshooting steps for resolving error message.

Troubleshooting steps for resolving error message BLZBNTBNU00000007.

How to resolve this problem when downloading an update

Information on error BLZBNTBNA00000578

Information and troubleshooting on error BLZBNTBNA000009C8

You have been disconnected. (BLZ51901017)

Use the steps below to troubleshoot installation issues for Blizzard games.

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