Posted July 28, 20214 yr error projectile shoot code Spoiler Main package net.peanutexe.PMW; import net.minecraft.client.Minecraft; import net.minecraft.client.renderer.entity.*; import net.minecraft.world.item.CreativeModeTab; import net.minecraft.world.item.ItemStack; import net.minecraft.world.level.block.Block; import net.minecraft.world.level.block.Blocks; import net.minecraftforge.api.distmarker.Dist; import net.minecraftforge.api.distmarker.OnlyIn; import net.minecraftforge.common.MinecraftForge; import net.minecraftforge.event.RegistryEvent; import net.minecraftforge.event.TickEvent; import net.minecraftforge.event.entity.player.PlayerInteractEvent; import net.minecraftforge.eventbus.api.SubscribeEvent; import net.minecraftforge.fml.InterModComms; import net.minecraftforge.fml.common.Mod; import net.minecraftforge.fml.event.lifecycle.FMLClientSetupEvent; import net.minecraftforge.fml.event.lifecycle.FMLCommonSetupEvent; import net.minecraftforge.fml.event.lifecycle.InterModEnqueueEvent; import net.minecraftforge.fml.event.lifecycle.InterModProcessEvent; import net.minecraftforge.fml.javafmlmod.FMLJavaModLoadingContext; import net.minecraftforge.fmlserverevents.FMLServerStartingEvent; import net.peanutexe.PMW.Entity.FMJ556En; import net.peanutexe.PMW.registry.*; import net.peanutexe.PMW.util.Gun556LeftClickPacket; import net.peanutexe.PMW.util.LeftClickPacket; import net.peanutexe.PMW.util.PacketHandler; import org.apache.logging.log4j.LogManager; import org.apache.logging.log4j.Logger; import java.util.function.Supplier; import java.util.stream.Collectors; // The value here should match an entry in the META-INF/mods.toml file @Mod("pmw") public class PMW { // Directly reference a log4j LOGGER. public static final Logger LOGGER = LogManager.getLogger(); public static final String MOD_ID = "pmw"; public PMW() { // Register the setup method for modloading FMLJavaModLoadingContext.get().getModEventBus().addListener(this::setup); // Register the enqueueIMC method for modloading FMLJavaModLoadingContext.get().getModEventBus().addListener(this::enqueueIMC); // Register the processIMC method for modloading FMLJavaModLoadingContext.get().getModEventBus().addListener(this::processIMC); init(); // Register ourselves for server and other game events we are interested in MinecraftForge.EVENT_BUS.register(this); } @Mod.EventBusSubscriber(modid = PMW.MOD_ID, bus = Mod.EventBusSubscriber.Bus.FORGE, value = Dist.CLIENT) public static class EventListener { @SubscribeEvent public static void emptyLeftClick(PlayerInteractEvent.LeftClickEmpty event) { PacketHandler.HANDLER.sendToServer(new LeftClickPacket()); } } private void init() { BulletRegistry.init(); GunRegistry.init(); HealRegistry.init(); } private void setup(final FMLCommonSetupEvent event) { // some preinit code LOGGER.info("HELLO FROM PREINIT"); LOGGER.info("DIRT BLOCK >> {}", Blocks.DIRT.getRegistryName()); PacketHandler.register(); } /*public static final CreativeModeTab Heal_Tab = new CreativeModeTab("heal_tab") { @Override public ItemStack makeIcon() { return new ItemStack(HealRegistry.SALEWA.get()); } };*/ public static final CreativeModeTab Assault_Tab = new CreativeModeTab("assault_tab") { @Override public ItemStack makeIcon() { return new ItemStack(GunRegistry.HK416.get()); } }; /*public static final CreativeModeTab Carbine_Tab = new CreativeModeTab("carbine_tab") { @Override public ItemStack makeIcon() { return new ItemStack(GunRegistry.M4A1.get()); } };*/ public static final CreativeModeTab BulletGroup = new CreativeModeTab("bullet_tab") { @Override public ItemStack makeIcon() { return new ItemStack(BulletRegistry.FMJ556.get()); } }; private void enqueueIMC(final InterModEnqueueEvent event) { // some example code to dispatch IMC to another mod InterModComms.sendTo("examplemod", "helloworld", () -> { LOGGER.info("Hello world from the MDK"); return "Hello world";}); } private void ClientSetup(final FMLClientSetupEvent event) { } private void processIMC(final InterModProcessEvent event) { // some example code to receive and process InterModComms from other mods LOGGER.info("Got IMC {}", event.getIMCStream(). map(m->m.getMessageSupplier().get()). collect(Collectors.toList())); } // You can use SubscribeEvent and let the Event Bus discover methods to call @SubscribeEvent public void onServerStarting(FMLServerStartingEvent event) { // do something when the server starts LOGGER.info("HELLO from server starting"); } } BulletEntityRegistry package net.peanutexe.PMW.registry; import net.minecraft.client.renderer.entity.EntityRenderers; import net.minecraft.resources.ResourceLocation; import net.minecraft.world.entity.EntityType; import net.minecraft.world.entity.MobCategory; import net.minecraftforge.api.distmarker.Dist; import net.minecraftforge.eventbus.api.SubscribeEvent; import net.minecraftforge.fml.common.Mod; import net.minecraftforge.fml.event.lifecycle.FMLClientSetupEvent; import net.minecraftforge.fml.javafmlmod.FMLJavaModLoadingContext; import net.minecraftforge.fmllegacy.RegistryObject; import net.minecraftforge.registries.DeferredRegister; import net.minecraftforge.registries.ForgeRegistries; import net.peanutexe.PMW.Entity.FMJ556En; import net.peanutexe.PMW.PMW; public class BulletEntityRegistry { public static final DeferredRegister<EntityType<?>> ENTITIES = DeferredRegister.create(ForgeRegistries.ENTITIES, PMW.MOD_ID); public static void init() { ENTITIES.register(FMLJavaModLoadingContext.get().getModEventBus()); } public static final RegistryObject<EntityType<FMJ556En>> FMJ556Entity = ENTITIES.register("fmj556en", () -> EntityType.Builder.<FMJ556En>of(FMJ556En::new, MobCategory.MISC).sized(0.25f, 0.25f).clientTrackingRange(4).updateInterval(10).build(new ResourceLocation(PMW.MOD_ID, "fmj556en").toString())); } FMJ556En package net.peanutexe.PMW.Entity; import net.minecraft.network.protocol.Packet; import net.minecraft.network.syncher.EntityDataAccessor; import net.minecraft.network.syncher.EntityDataSerializers; import net.minecraft.network.syncher.SynchedEntityData; import net.minecraft.world.damagesource.DamageSource; import net.minecraft.world.entity.Entity; import net.minecraft.world.entity.EntityType; import net.minecraft.world.entity.LivingEntity; import net.minecraft.world.entity.player.Player; import net.minecraft.world.item.Item; import net.minecraft.world.entity.projectile.ThrowableItemProjectile; import net.minecraft.world.item.ItemStack; import net.minecraft.world.level.Level; import net.minecraft.world.phys.EntityHitResult; import net.minecraft.world.phys.HitResult; import net.minecraftforge.fmllegacy.network.NetworkHooks; import net.peanutexe.PMW.registry.BulletRegistry; import net.peanutexe.PMW.registry.BulletEntityRegistry; public class FMJ556En extends ThrowableItemProjectile { public static final EntityDataAccessor<ItemStack> FMJ556 = SynchedEntityData.defineId(FMJ556En.class, EntityDataSerializers.ITEM_STACK); public static final EntityDataAccessor<Byte> PIERCING_LEVEL = SynchedEntityData.defineId(FMJ556En.class, EntityDataSerializers.BYTE); public FMJ556En(EntityType<? extends ThrowableItemProjectile> p_37432_, Level world) { super(p_37432_, world); } public FMJ556En(LivingEntity entity, Level world) { super(BulletEntityRegistry.FMJ556Entity.get(), entity, world); } public FMJ556En(double x, double y, double z, Level world) { super(BulletEntityRegistry.FMJ556Entity.get(), x, y, z, world); } @Override protected Item getDefaultItem() { return BulletRegistry.BULLET_DEFAULT.get().asItem(); } /*@Override protected void onImpact(RayTraceResult result) { if (result.getType() == RayTraceResult.Type.ENTITY) { Entity entity = ((EntityRayTraceResult) result).getEntity(); int damage = 2; entity.attackEntityFrom(DamageSource.causeThrownDamage(this, this.getEntity()), (float) damage); } if (!world.isRemote) { this.remove(); } }*/ public ItemStack getFMJ556() { return (ItemStack) this.entityData.get(FMJ556); } public double getSpeed() { return Math.sqrt(getDeltaMovement().x * getDeltaMovement().x + getDeltaMovement().y * getDeltaMovement().y + getDeltaMovement().z * getDeltaMovement().z); } public int getPiercingLevel() { return this.entityData.get(PIERCING_LEVEL); } @Override protected void onHit(HitResult p_37260_) { if (p_37260_.getType() == HitResult.Type.ENTITY) { Entity entity = ((EntityHitResult) p_37260_).getEntity(); double damage = 1.5; entity.hurt(DamageSource.thrown(this, this.getOwner()), (float) damage); } if (!level.isClientSide) { this.remove(true); } } @Override public Packet<?> getAddEntityPacket() { return NetworkHooks.getEntitySpawningPacket(this); } } HK416Fac package net.peanutexe.PMW.Entity; import net.minecraft.network.protocol.Packet; import net.minecraft.network.syncher.EntityDataAccessor; import net.minecraft.network.syncher.EntityDataSerializers; import net.minecraft.network.syncher.SynchedEntityData; import net.minecraft.world.damagesource.DamageSource; import net.minecraft.world.entity.Entity; import net.minecraft.world.entity.EntityType; import net.minecraft.world.entity.LivingEntity; import net.minecraft.world.entity.player.Player; import net.minecraft.world.item.Item; import net.minecraft.world.entity.projectile.ThrowableItemProjectile; import net.minecraft.world.item.ItemStack; import net.minecraft.world.level.Level; import net.minecraft.world.phys.EntityHitResult; import net.minecraft.world.phys.HitResult; import net.minecraftforge.fmllegacy.network.NetworkHooks; import net.peanutexe.PMW.registry.BulletRegistry; import net.peanutexe.PMW.registry.BulletEntityRegistry; public class FMJ556En extends ThrowableItemProjectile { public static final EntityDataAccessor<ItemStack> FMJ556 = SynchedEntityData.defineId(FMJ556En.class, EntityDataSerializers.ITEM_STACK); public static final EntityDataAccessor<Byte> PIERCING_LEVEL = SynchedEntityData.defineId(FMJ556En.class, EntityDataSerializers.BYTE); public FMJ556En(EntityType<? extends ThrowableItemProjectile> p_37432_, Level world) { super(p_37432_, world); } public FMJ556En(LivingEntity entity, Level world) { super(BulletEntityRegistry.FMJ556Entity.get(), entity, world); } public FMJ556En(double x, double y, double z, Level world) { super(BulletEntityRegistry.FMJ556Entity.get(), x, y, z, world); } @Override protected Item getDefaultItem() { return BulletRegistry.BULLET_DEFAULT.get().asItem(); } /*@Override protected void onImpact(RayTraceResult result) { if (result.getType() == RayTraceResult.Type.ENTITY) { Entity entity = ((EntityRayTraceResult) result).getEntity(); int damage = 2; entity.attackEntityFrom(DamageSource.causeThrownDamage(this, this.getEntity()), (float) damage); } if (!world.isRemote) { this.remove(); } }*/ public ItemStack getFMJ556() { return (ItemStack) this.entityData.get(FMJ556); } public double getSpeed() { return Math.sqrt(getDeltaMovement().x * getDeltaMovement().x + getDeltaMovement().y * getDeltaMovement().y + getDeltaMovement().z * getDeltaMovement().z); } public int getPiercingLevel() { return this.entityData.get(PIERCING_LEVEL); } @Override protected void onHit(HitResult p_37260_) { if (p_37260_.getType() == HitResult.Type.ENTITY) { Entity entity = ((EntityHitResult) p_37260_).getEntity(); double damage = 1.5; entity.hurt(DamageSource.thrown(this, this.getOwner()), (float) damage); } if (!level.isClientSide) { this.remove(true); } } @Override public Packet<?> getAddEntityPacket() { return NetworkHooks.getEntitySpawningPacket(this); } }
July 28, 20214 yr Author error code [11:46:17] [Server thread/FATAL]: Error executing task on Server java.lang.NullPointerException: Registry Object not present: pmw:fmj556en at java.util.Objects.requireNonNull(Objects.java:334) ~[?:?] at net.minecraftforge.fmllegacy.RegistryObject.get(RegistryObject.java:120) ~[forge-1.17.1-37.0.8_mapped_official_1.17.1-recomp.jar%2372%2378!:?] at net.peanutexe.PMW.Entity.FMJ556En.<init>(FMJ556En.java:31) ~[%2377!:?] at net.peanutexe.PMW.Items.Gun.Assault.HK416Fac.use(HK416Fac.java:34) ~[%2377!:?] at net.minecraft.world.item.ItemStack.use(ItemStack.java:243) ~[forge-1.17.1-37.0.8_mapped_official_1.17.1-recomp.jar%2373!:?] at net.minecraft.server.level.ServerPlayerGameMode.useItem(ServerPlayerGameMode.java:284) ~[forge-1.17.1-37.0.8_mapped_official_1.17.1-recomp.jar%2373!:?] at net.minecraft.server.network.ServerGamePacketListenerImpl.handleUseItem(ServerGamePacketListenerImpl.java:995) ~[forge-1.17.1-37.0.8_mapped_official_1.17.1-recomp.jar%2373!:?] at net.minecraft.network.protocol.game.ServerboundUseItemPacket.handle(ServerboundUseItemPacket.java:23) ~[forge-1.17.1-37.0.8_mapped_official_1.17.1-recomp.jar%2373!:?] at net.minecraft.network.protocol.game.ServerboundUseItemPacket.handle(ServerboundUseItemPacket.java:7) ~[forge-1.17.1-37.0.8_mapped_official_1.17.1-recomp.jar%2373!:?] at net.minecraft.network.protocol.PacketUtils.lambda$ensureRunningOnSameThread$0(PacketUtils.java:21) ~[forge-1.17.1-37.0.8_mapped_official_1.17.1-recomp.jar%2373!:?] at net.minecraft.server.TickTask.run(TickTask.java:17) ~[forge-1.17.1-37.0.8_mapped_official_1.17.1-recomp.jar%2373!:?] at net.minecraft.util.thread.BlockableEventLoop.doRunTask(BlockableEventLoop.java:139) ~[forge-1.17.1-37.0.8_mapped_official_1.17.1-recomp.jar%2373!:?] at net.minecraft.util.thread.ReentrantBlockableEventLoop.doRunTask(ReentrantBlockableEventLoop.java:22) ~[forge-1.17.1-37.0.8_mapped_official_1.17.1-recomp.jar%2373!:?] at net.minecraft.server.MinecraftServer.doRunTask(MinecraftServer.java:775) ~[forge-1.17.1-37.0.8_mapped_official_1.17.1-recomp.jar%2373!:?] at net.minecraft.server.MinecraftServer.doRunTask(MinecraftServer.java:162) ~[forge-1.17.1-37.0.8_mapped_official_1.17.1-recomp.jar%2373!:?] at net.minecraft.util.thread.BlockableEventLoop.pollTask(BlockableEventLoop.java:112) ~[forge-1.17.1-37.0.8_mapped_official_1.17.1-recomp.jar%2373!:?] at net.minecraft.server.MinecraftServer.pollTaskInternal(MinecraftServer.java:758) ~[forge-1.17.1-37.0.8_mapped_official_1.17.1-recomp.jar%2373!:?] at net.minecraft.server.MinecraftServer.pollTask(MinecraftServer.java:752) ~[forge-1.17.1-37.0.8_mapped_official_1.17.1-recomp.jar%2373!:?] at net.minecraft.util.thread.BlockableEventLoop.runAllTasks(BlockableEventLoop.java:100) ~[forge-1.17.1-37.0.8_mapped_official_1.17.1-recomp.jar%2373!:?] at net.minecraft.server.MinecraftServer.waitUntilNextTick(MinecraftServer.java:737) ~[forge-1.17.1-37.0.8_mapped_official_1.17.1-recomp.jar%2373!:?] at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:687) ~[forge-1.17.1-37.0.8_mapped_official_1.17.1-recomp.jar%2373!:?] at net.minecraft.server.MinecraftServer.lambda$spin$2(MinecraftServer.java:258) ~[forge-1.17.1-37.0.8_mapped_official_1.17.1-recomp.jar%2373!:?] at java.lang.Thread.run(Thread.java:831) [?:?]
July 28, 20214 yr you dosen't call the methode BulletEntityRegistry#init in your main mod class Edited July 28, 20214 yr by Luis_ST
July 28, 20214 yr 45 minutes ago, peanutexexe said: Thank you I don’t see init registring what did you mean by 'don’t see init registring'? does it work? did you get the same error again?
August 5, 20214 yr Author I finish this thread I change [1.17.1] projectile error to [solved][1.17.1] projectile error my english is very low
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