This error may be due to a server problem.

Troubleshooting steps for performance-related problems.

List of connected realms and information on how connected realms work.

Troubleshooting chat problems in World of Warcraft

Troubleshooting for problems modifying guild member ranks.

How to troubleshoot login problems with the Error Code 7

There's a problem with the connection to the Battle.net servers.

Troubleshooting problems with installation or patching of Overwatch 2

Troubleshooting step for connection-related problems on Windows.

Information about problems getting a Primal Ancient in Diablo III