[1.16.5] Entity spawning but not rendering

package fr.chasseetpeche92.mckart;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;

import fr.chasseetpeche92.mckart.client.entity.KartExampleEntityRenderer;
import fr.chasseetpeche92.mckart.common.entity.KartExampleEntity;
import fr.chasseetpeche92.mckart.core.init.BlockInit;
import fr.chasseetpeche92.mckart.core.init.EntityTypesInit;
import fr.chasseetpeche92.mckart.core.init.ItemInit;
import net.minecraftforge.common.MinecraftForge;
import net.minecraftforge.eventbus.api.IEventBus;
import net.minecraftforge.fml.client.registry.RenderingRegistry;
import net.minecraftforge.fml.common.Mod;
import net.minecraftforge.fml.event.lifecycle.FMLClientSetupEvent;
import net.minecraftforge.fml.javafmlmod.FMLJavaModLoadingContext;

@Mod(McKart.MOD_ID)
public class McKart {
	public static final String MOD_ID = "mckart";
	public static final Logger LOGGER = LogManager.getLogger();
	
	public McKart() {
		IEventBus bus = FMLJavaModLoadingContext.get().getModEventBus();
		
		bus.addListener(this::clientSetup);
		
		ItemInit.ITEMS.register(bus);
		BlockInit.BLOCKS.register(bus);
		EntityTypesInit.ENTITY_TYPES.register(bus);
		MinecraftForge.EVENT_BUS.register(this);		
	}
	
	private void clientSetup(final FMLClientSetupEvent event) {
		RenderingRegistry.registerEntityRenderingHandler(EntityTypesInit.KART_EXAMPLE.get(), KartExampleEntityRenderer<KartExampleEntity>::new);
	}
}

package fr.chasseetpeche92.mckart.common.entity;

import net.minecraft.entity.Entity;
import net.minecraft.entity.EntityType;
import net.minecraft.nbt.CompoundNBT;
import net.minecraft.network.IPacket;
import net.minecraft.world.World;
import net.minecraftforge.fml.network.NetworkHooks;

public class KartExampleEntity extends Entity{
	
	public KartExampleEntity(EntityType<? extends KartExampleEntity> entity, World world) {
		super(entity, world);
	}
	
	@Override
	protected void defineSynchedData() {
	}

	@Override
	protected void readAdditionalSaveData(CompoundNBT p_70037_1_) {
	}

	@Override
	protected void addAdditionalSaveData(CompoundNBT p_213281_1_) {
	}

	@Override
	public IPacket<?> getAddEntityPacket() {
		return NetworkHooks.getEntitySpawningPacket(this);
	}
}

package fr.chasseetpeche92.mckart.client.entity.model;

import com.mojang.blaze3d.matrix.MatrixStack;
import com.mojang.blaze3d.vertex.IVertexBuilder;

import fr.chasseetpeche92.mckart.common.entity.KartExampleEntity;
import net.minecraft.client.renderer.entity.model.EntityModel;
import net.minecraft.client.renderer.model.ModelRenderer;

// Made with Blockbench 3.9.3
// Exported for Minecraft version 1.15 - 1.16 with Mojang mappings
// Paste this class into your mod and generate all required imports


public class KartExampleEntityModel<T extends KartExampleEntity> extends EntityModel<T> {
	private final ModelRenderer bb_main;

	public KartExampleEntityModel() {
		texWidth = 16;
		texHeight = 16;

		bb_main = new ModelRenderer(this);
		bb_main.setPos(0.0F, 24.0F, 0.0F);
		bb_main.texOffs(0, 0).addBox(-1.0F, -1.0F, 0.0F, 1.0F, 1.0F, 1.0F, 8.0F, false);
	}

	@Override
	public void setupAnim(T p_225597_1_, float p_225597_2_, float p_225597_3_, float p_225597_4_, float p_225597_5_,
			float p_225597_6_) {
	}

	@Override
	public void renderToBuffer(MatrixStack matrixStack, IVertexBuilder buffer, int packedLight, int packedOverlay, float red, float green, float blue, float alpha){
		bb_main.render(matrixStack, buffer, packedLight, packedOverlay);
	}

	public void setRotationAngle(ModelRenderer modelRenderer, float x, float y, float z) {
		modelRenderer.xRot = x;
		modelRenderer.yRot = y;
		modelRenderer.zRot = z;
	}
}

package fr.chasseetpeche92.mckart.client.entity;

import com.mojang.blaze3d.matrix.MatrixStack;
import com.mojang.blaze3d.vertex.IVertexBuilder;

import fr.chasseetpeche92.mckart.McKart;
import fr.chasseetpeche92.mckart.client.entity.model.KartExampleEntityModel;
import fr.chasseetpeche92.mckart.common.entity.KartExampleEntity;
import net.minecraft.client.renderer.IRenderTypeBuffer;
import net.minecraft.client.renderer.entity.EntityRenderer;
import net.minecraft.client.renderer.entity.EntityRendererManager;
import net.minecraft.client.renderer.texture.OverlayTexture;
import net.minecraft.util.ResourceLocation;

public class KartExampleEntityRenderer<T extends KartExampleEntity> extends EntityRenderer<KartExampleEntity> {
	
	protected static final ResourceLocation TEXTURE = new ResourceLocation(McKart.MOD_ID, "textures/entity/kart_example.png");
	
	private final KartExampleEntityModel<KartExampleEntity> model = new KartExampleEntityModel<KartExampleEntity>();

	public KartExampleEntityRenderer(EntityRendererManager rendererManagerIn) {
	    super(rendererManagerIn);
	}

	public void render(T entityIn, float entityYaw, float partialTicks, MatrixStack matrixStackIn, IRenderTypeBuffer bufferIn, int packedLightIn) {
	    IVertexBuilder ivertexbuilder = net.minecraft.client.renderer.ItemRenderer.getFoilBuffer(bufferIn, this.model.renderType(this.getTextureLocation(entityIn)), false, false);
	    model.renderToBuffer(matrixStackIn, ivertexbuilder, packedLightIn, OverlayTexture.NO_OVERLAY, 1.0F, 1.0F,1.0F, 1.0F);
	    super.render(entityIn, entityYaw, partialTicks, matrixStackIn, bufferIn, packedLightIn);
	}
    
	@Override
	public ResourceLocation getTextureLocation(KartExampleEntity p_110775_1_) {
		return TEXTURE;
	}

}

package fr.chasseetpeche92.mckart.core.init;

import fr.chasseetpeche92.mckart.McKart;
import fr.chasseetpeche92.mckart.common.entity.KartExampleEntity;
import net.minecraft.entity.EntityClassification;
import net.minecraft.entity.EntityType;
import net.minecraft.util.ResourceLocation;
import net.minecraftforge.fml.RegistryObject;
import net.minecraftforge.registries.DeferredRegister;
import net.minecraftforge.registries.ForgeRegistries;

public class EntityTypesInit {
	public static final DeferredRegister <EntityType<?>> ENTITY_TYPES = DeferredRegister.create(ForgeRegistries.ENTITIES, McKart.MOD_ID);
	
	public static final RegistryObject<EntityType<KartExampleEntity>> KART_EXAMPLE = ENTITY_TYPES.register("kart_example", () -> EntityType.Builder.<KartExampleEntity>of(KartExampleEntity::new, EntityClassification.MISC)
			.sized(2.0f,2.0f)
			.build(new ResourceLocation(McKart.MOD_ID, "kart_example").toString()));
}