The Battle.net desktop app is trying to connect to an invalid or nonexistent server.
Troubleshooting steps for disconnection issues in World of Warcraft.
Troubleshooting steps for latency issues in World of Warcraft
Troubleshooting steps for disconnections in StarCraft II
Troubleshooting steps for latency problems in Diablo III
Troubleshooting network problems in Overwatch.
Troubleshooting steps for disconnections in Overwatch 2
Troubleshooting steps for latency problems in Overwatch 2
Troubleshooting steps for disconnection issues when playing Diablo III.