infoConnection ErrorsAffects: All versions
How to Fix Incompatible Client/Server Version
Fix Incompatible Version by switching your client to the Minecraft version the server requires.
Quick Fix
Switch your client to the exact Minecraft version the server is running.
Error Message
Incompatible client! Please use X.XX.X / This server is running X.XX.XHow to Fix
1
Check the error for the required version
2
Create a new launcher profile for that version
3
Install the matching version of any mods
4
Use ViaVersion on the server to support multiple client versions
Common Causes
- Client and server running different Minecraft versions
- Protocol version mismatch
Diagnostic Steps
- Note the version in the error
- Open your launcher, create a new installation
- Select the matching version
- Launch and connect
FAQ
What is ViaVersion?
A server plugin that allows players on newer client versions to join older servers. It translates the protocol between versions.