How to Fix Connection Timed Out
Fix Connection Timed Out by checking server status, testing your network, and trying alternative connections.
Quick Fix
Check your internet connection and verify the server IP is current. Try a different network or VPN.
Error Message
io.netty.channel.ConnectTimeoutException: connection timed outHow to Fix
Verify the server is online (check their website or Discord)
Test your internet speed and stability
Try connecting from a different network (mobile hotspot)
Disable VPN if active, or try enabling one if ISP blocks gaming
Flush DNS: ipconfig /flushdns (Windows)
Common Causes
- Server is unreachable or down
- Network firewall blocking outbound connections
- Slow or unstable internet connection
- Server IP address has changed
- ISP blocking game traffic
Diagnostic Steps
- Ping the server IP in terminal: ping server.example.com
- If ping fails, the server is unreachable from your network
- Try a different network
- Contact the server admin
FAQ
Why can I connect to some servers but not others?
Different servers are in different locations. Your ISP, firewall, or geographic distance may affect connectivity to specific servers.
Related Errors
How to Fix java.net.UnknownHostException
java.net.UnknownHostException: Unable to resolve host
How to Fix Connection Refused
io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused
How to Fix io.netty.channel.AbstractChannel Error
io.netty.channel.AbstractChannel$AnnotatedConnectException