It loads the world and as you move crash and dump this

1.21, Carry On, Fabric

[17:57:07] [Server thread/ERROR]: Encountered an unexpected exception
java.lang.NoSuchMethodError: 'net.minecraft.server.MinecraftServer net.fabricmc.fabric.api.networking.v1.ServerPlayNetworking$Context.server()'
at tschipp.carryon.platform.FabricPlatformHelper.lambda$registerServerboundPacket$1(FabricPlatformHelper.java:76) ~[carryon-fabric-1.21-2.2.1.jar:?]
at net.fabricmc.fabric.impl.networking.server.ServerPlayNetworkAddon.lambda$receive$0(ServerPlayNetworkAddon.java:72) ~[fabric-networking-api-v1-4.1.0+686dcdce90-537b1fe635649a5c.jar:?]
at net.minecraft.class_3738.run(class_3738.java:18) ~[client-intermediary.jar:?]
at net.minecraft.class_1255.method_18859(class_1255.java:162) ~[client-intermediary.jar:?]
at net.minecraft.class_4093.method_18859(class_4093.java:23) ~[client-intermediary.jar:?]
at net.minecraft.server.MinecraftServer.method_24306(MinecraftServer.java:864) ~[client-intermediary.jar:?]
at net.minecraft.server.MinecraftServer.method_18859(MinecraftServer.java:173) ~[client-intermediary.jar:?]
at net.minecraft.class_1255.method_16075(class_1255.java:136) ~[client-intermediary.jar:?]
at net.minecraft.server.MinecraftServer.method_20415(MinecraftServer.java:846) ~[client-intermediary.jar:?]
at net.minecraft.server.MinecraftServer.method_16075(MinecraftServer.java:840) ~[client-intermediary.jar:?]
at net.minecraft.class_1255.method_5383(class_1255.java:121) ~[client-intermediary.jar:?]
at net.minecraft.server.MinecraftServer.method_16208(MinecraftServer.java:814) ~[client-intermediary.jar:?]
at net.minecraft.server.MinecraftServer.method_29741(MinecraftServer.java:702) ~[client-intermediary.jar:?]
at net.minecraft.server.MinecraftServer.method_29739(MinecraftServer.java:281) ~[client-intermediary.jar:?]
at java.base/java.lang.Thread.run(Thread.java:1583) [?:?]