PlayerNameTweaks - Fixing Player Name Issues
This useful mod resolves various technical problems related to non-standard characters in player nicknames.
Solved Problems:
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Removes the "Invalid characters in username" error when logging into the game for players with special characters in their nicknames (works on Minecraft versions 1.18.2 and above)
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Administrator commands containing non-standard characters in usernames are correctly processed and executed
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Fixed the operation of dedicated servers when reading console input using system encoding
Restrictions:
The mod blocks players whose names contain @ symbols, spaces, or English quotes, preventing potential compatibility issues