ModsJava
UnknownMessageEditor (UME)
Edits that ugly "Unknown command. Type "/help" for help." message!
⬇ Download on SpigotOpen in MCModsHubGet it on Google Play →UnknownMessageEditor (UME) is a free Minecraft Java mod. Compatible with Minecraft 1.8. Downloaded 71 times (via Spigot). Download it and open it directly in the game.
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