failed to synchronize registry data from server

Share your client log

1. open your minecraft installation path

(enter %appdata%/.minecraft in the file explorer )

2. open the logs folder

3. open the "latest" or "latest.log" file with a text editor

4. copy and paste the content of the file to https://mclo.gs/

5. send the link here

I don't see any attempt of connection in your client log. Please try to connect to your server, then send the new client log.

[Netty Client IO #1/ERROR]: Channels [concept2:main_simple_channel,mantle:network,carryon:carryonpackets,concept4:main_simple_channel,citadel:main_channel,concept0:main_simple_channel,iceandfire:main_channel,lycanitesmobs:main,survive:main_simple_channel,aoa3:aoa_packets,concept6:main_simple_channel,inspirations:network,concept8:main_simple_channel,spartanshields:network,tombstone:tombstone_channel,concept1:main_simple_channel,mowziesmobs:net,concept3:main_simple_channel,carrots:channel,oreexcavation:oe_chan,concept9:main_simple_channel,mahoutsukai:main_channel,concept5:main_simple_channel,unionlib:main,concept7:main_simple_channel,spartanweaponry:network,geckolib3:main,sereneseasons:main_channel,elenaidodge2:channel,immersivefx:immersivefx,waystones:network] rejected vanilla connections


The mods installed on your Minecraft client (your PC) including the versions need to match the mods installed on your server (Exceptions like sodium and other client side mods.