подозрение на OptiFine / not enough crash / yungsapi / balm /terrablender
попробуй убрать OptiFine
at net.minecraft.client.server.IntegratedServer.m_7038_(IntegratedServer.java:84) ~[client-1.18.2-20220404.173914-srg.jar%23127!/:?] {re:classloading,xf:OptiFine:default}
at net.minecraft.server.MinecraftServer.m_129940_(MinecraftServer.java:471) ~[client-1.18.2-20220404.173914-srg.jar%23127!/:?] {re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,pl:mixin:APP:notenoughcrashes.mixins.json:client.MixinMinecraftServerClientOnly,pl:mixin:APP:yungsapi.mixins.json:MinecraftServerMixin,pl:mixin:APP:balm.mixins.json:MinecraftServerMixin,pl:mixin:APP:terrablender.mixins.json:MixinMinecraftServer,pl:mixin:A}