fixed server connection

src/main/java/carpet/mixins/ClientboundCustomPayloadPacket_customPacketMixin.java

@@ -17,7 +17,10 @@ import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
 @Mixin(ClientboundCustomPayloadPacket.class)
 public class ClientboundCustomPayloadPacket_customPacketMixin
 {
-    @Inject(method = "readUnknownPayload", at = @At("HEAD"), cancellable = true)
+    @Inject(method = "readPayload", at = @At(
+            value = "INVOKE",
+            target = "Lnet/minecraft/network/protocol/common/ClientboundCustomPayloadPacket;readUnknownPayload(Lnet/minecraft/resources/ResourceLocation;Lnet/minecraft/network/FriendlyByteBuf;)Lnet/minecraft/network/protocol/common/custom/DiscardedPayload;"),
+            cancellable = true)
     private static void onOnCustomPayloadR(ResourceLocation resourceLocation, FriendlyByteBuf friendlyByteBuf, CallbackInfoReturnable<CustomPacketPayload> cir)
     {
         if (resourceLocation.equals(CarpetClient.CARPET_CHANNEL))

src/main/java/carpet/mixins/ServerboundCustomPayloadPacket_mixin.java

@@ -13,7 +13,10 @@ import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
 @Mixin(ServerboundCustomPayloadPacket.class)
 public class ServerboundCustomPayloadPacket_mixin
 {
-    @Inject(method = "readUnknownPayload", at = @At(value = "HEAD"), cancellable = true)
+    @Inject(method = "readPayload", at = @At(
+            value = "INVOKE",
+            target = "Lnet/minecraft/network/protocol/common/ServerboundCustomPayloadPacket;readUnknownPayload(Lnet/minecraft/resources/ResourceLocation;Lnet/minecraft/network/FriendlyByteBuf;)Lnet/minecraft/network/protocol/common/custom/DiscardedPayload;"
+    ), cancellable = true)
     private static void onOnCustomPayload(ResourceLocation resourceLocation, FriendlyByteBuf friendlyByteBuf, CallbackInfoReturnable<CustomPacketPayload> cir)
     {
         if (CarpetClient.CARPET_CHANNEL.equals(resourceLocation))