Chat message validation failure

Entire server got kicked with this kick message 'Chat message validation failure' Any idea what could be causing this? Server is a 1.20.1 paper server
4 Replies
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Requested by justoogway#0
Master Oogway
Master OogwayOP2y ago
Server also has ViaBackwards and ViaVersion which may influence the chat validation?
MrMcyeet
MrMcyeet2y ago
Make sure your server and client system times are correctly set
ImagineChatFilter
add some sort of AntiChatValidation plugin because this is unavoidable in higher versions of Minecraft especially 1.20+

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