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Description and relevant errors:

Hello,
I would like to know how to send a cutompacket throught Waterfall.
I have this error in bungeecord.
DownstreamBridge <-> [] - bad packet ID, are mods in use!? Empty minecraft packet!
Could you help me ?

We have find solution :)

Thx !
We just change allow.empty-packet false to true in waterfall.yml