mismatched mod channel list

[ella-TAS]

The server pack doesn't let the client join.

https://cdn.discordapp.com/attachments/868783093039919114/1080540434029359114/image.png

[18:38:21] [Netty Client IO #9/ERROR]: Channels [environmental:login,carryon:carryonpackets,mantle:network,storagedrawers:main_channel,environmental:play,antiqueatlas:main,inspirations:network,endergetic:net,upgrade_aquatic:net,quark:main,mannequins:play,paraglider:master,supplementaries:network,mirabilis:mirabilis,pollen:login,patchouli:main,pollen:play,infernalexp:main,geckolib3:main,waystones:network,shulker_enchantments:main] rejected their server side version number
[18:38:21] [Netty Client IO #9/ERROR]: Terminating connection with server, mismatched mod list

no further information given anywhere