Communication and Transmission Errors

Updated: 2 months ago
Article ID: 32531

Common Problems

There was a communication/transmission error. Please restart. If the problem persists, contact customer support.

This error occurs when the Blizzard Update Agent is unable to connect with our server. Follow the steps below to resolve the issue.

  1. If you're using a wireless connection, optimize your internet connection to rule out a connection issue.
  2. Disable any proxies that may interfere with the login module.
  3. Update Flash in Internet Explorer, even if you normally use a different browser.