Posted July 25, 20214 yr Hi, so basically I try to launch the server to test my mod on a server, but it crashes on starting because of an "AbstractMethodError : null" on my ArmorItems. I use a DeferredRegister to register my items, and in these I register some ArmorItems : public static final RegistryObject<ArmorItem> ARGENTITE_HELMET = items.register("argentite_helmet", () -> new ArmorItem(ModArmorMaterial.ARGENTITE, EquipmentSlotType.HEAD, new Item.Properties().maxStackSize(1).group(ModItemGroups.ARMORS_TAB))); public static final RegistryObject<ArmorItem> ARGENTITE_CHESTPLATE = items.register("argentite_chestplate", () -> new ArmorItem(ModArmorMaterial.ARGENTITE, EquipmentSlotType.CHEST, new Item.Properties().maxStackSize(1).group(ModItemGroups.ARMORS_TAB))); public static final RegistryObject<ArmorItem> ARGENTITE_LEGGINGS = items.register("argentite_leggings", () -> new ArmorItem(ModArmorMaterial.ARGENTITE, EquipmentSlotType.LEGS, new Item.Properties().maxStackSize(1).group(ModItemGroups.ARMORS_TAB))); public static final RegistryObject<ArmorItem> ARGENTITE_BOOTS = items.register("argentite_boots", () -> new ArmorItem(ModArmorMaterial.ARGENTITE, EquipmentSlotType.FEET, new Item.Properties().maxStackSize(1).group(ModItemGroups.ARMORS_TAB))); What is wrong here ? When I launch it on client I don't have any problems at all Edit : The error : [main/ERROR] [ne.mi.fm.ja.FMLModContainer/LOADING]: Caught exception during event RegistryEvent.Register<minecraft:item> dispatch for modid alcamod java.lang.AbstractMethodError: null at net.minecraft.item.ArmorItem.<init>(ArmorItem.java:68) ~[forge-1.16.5-36.1.32_mapped_snapshot_20210309-1.16.5-recomp.jar:?] {re:classloading} at fr.alcanderia.alcamod.init.ModItems.lambda$static$60(ModItems.java:118) ~[main/:?] {re:classloading} Edited July 25, 20214 yr by bibouche_ added error
July 25, 20214 yr please post the full log did you register your DeferredRegister in your main mod class?
July 25, 20214 yr Author Yepp, I registered it correctly since it works in singleplayer [20:00:09] [main/ERROR] [ne.mi.fm.ja.FMLModContainer/]: Exception caught during firing event: null Index: 1 Listeners: 0: NORMAL 1: ASM: net.minecraftforge.registries.DeferredRegister$EventDispatcher@424b29b1 handleEvent(Lnet/minecraftforge/event/RegistryEvent$Register;)V 2: ASM: net.minecraftforge.registries.DeferredRegister$EventDispatcher@3ad59387 handleEvent(Lnet/minecraftforge/event/RegistryEvent$Register;)V 3: ASM: net.minecraftforge.registries.DeferredRegister$EventDispatcher@7f10071d handleEvent(Lnet/minecraftforge/event/RegistryEvent$Register;)V 4: ASM: net.minecraftforge.registries.DeferredRegister$EventDispatcher@2d0269f3 handleEvent(Lnet/minecraftforge/event/RegistryEvent$Register;)V 5: ASM: net.minecraftforge.registries.DeferredRegister$EventDispatcher@61b8c853 handleEvent(Lnet/minecraftforge/event/RegistryEvent$Register;)V 6: ASM: net.minecraftforge.registries.DeferredRegister$EventDispatcher@187cff67 handleEvent(Lnet/minecraftforge/event/RegistryEvent$Register;)V 7: ASM: net.minecraftforge.registries.DeferredRegister$EventDispatcher@7b9e59e7 handleEvent(Lnet/minecraftforge/event/RegistryEvent$Register;)V 8: ASM: class fr.alcanderia.alcamod.Alcamod$RegistryEvents onBlocksRegistry(Lnet/minecraftforge/event/RegistryEvent$Register;)V java.lang.AbstractMethodError at net.minecraft.item.ArmorItem.<init>(ArmorItem.java:68) at fr.alcanderia.alcamod.init.ModItems.lambda$static$60(ModItems.java:118) at net.minecraftforge.registries.DeferredRegister.lambda$register$0(DeferredRegister.java:124) at net.minecraftforge.registries.DeferredRegister.addEntries(DeferredRegister.java:200) at net.minecraftforge.registries.DeferredRegister.access$000(DeferredRegister.java:61) at net.minecraftforge.registries.DeferredRegister$EventDispatcher.handleEvent(DeferredRegister.java:172) at net.minecraftforge.eventbus.ASMEventHandler_0_EventDispatcher_handleEvent_Register.invoke(.dynamic) at net.minecraftforge.eventbus.ASMEventHandler.invoke(ASMEventHandler.java:85) at net.minecraftforge.eventbus.EventBus.post(EventBus.java:302) at net.minecraftforge.eventbus.EventBus.post(EventBus.java:283) at net.minecraftforge.fml.javafmlmod.FMLModContainer.acceptEvent(FMLModContainer.java:120) at net.minecraftforge.fml.ModContainer.lambda$buildTransitionHandler$4(ModContainer.java:121) at java.util.concurrent.CompletableFuture$AsyncRun.run$$$capture(CompletableFuture.java:1640) at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java) at net.minecraftforge.fml.ModWorkManager$SyncExecutor.driveOne(ModWorkManager.java:56) at net.minecraftforge.fml.ModWorkManager$DrivenExecutor.drive(ModWorkManager.java:40) at net.minecraftforge.fml.ModLoader.waitForTransition(ModLoader.java:243) at net.minecraftforge.fml.ModLoader.dispatchAndHandleError(ModLoader.java:230) at net.minecraftforge.fml.ModLoader.gatherAndInitializeMods(ModLoader.java:196) at net.minecraftforge.fml.server.ServerModLoader.load(ServerModLoader.java:44) at net.minecraft.server.Main.main(Main.java:95) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at net.minecraftforge.userdev.FMLUserdevServerLaunchProvider.lambda$launchService$0(FMLUserdevServerLaunchProvider.java:54) at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37) at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:54) at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:72) at cpw.mods.modlauncher.Launcher.run(Launcher.java:82) at cpw.mods.modlauncher.Launcher.main(Launcher.java:66) at net.minecraftforge.userdev.LaunchTesting.main(LaunchTesting.java:105) [20:00:09] [main/ERROR] [ne.mi.fm.ja.FMLModContainer/LOADING]: Caught exception during event RegistryEvent.Register<minecraft:item> dispatch for modid alcamod java.lang.AbstractMethodError: null at net.minecraft.item.ArmorItem.<init>(ArmorItem.java:68) ~[forge-1.16.5-36.1.32_mapped_snapshot_20210309-1.16.5-recomp.jar:?] {re:classloading} at fr.alcanderia.alcamod.init.ModItems.lambda$static$60(ModItems.java:118) ~[main/:?] {re:classloading} at net.minecraftforge.registries.DeferredRegister.lambda$register$0(DeferredRegister.java:124) ~[forge-1.16.5-36.1.32_mapped_snapshot_20210309-1.16.5-recomp.jar:?] {re:classloading} at net.minecraftforge.registries.DeferredRegister.addEntries(DeferredRegister.java:200) ~[forge-1.16.5-36.1.32_mapped_snapshot_20210309-1.16.5-recomp.jar:?] {re:classloading} at net.minecraftforge.registries.DeferredRegister.access$000(DeferredRegister.java:61) ~[forge-1.16.5-36.1.32_mapped_snapshot_20210309-1.16.5-recomp.jar:?] {re:classloading} at net.minecraftforge.registries.DeferredRegister$EventDispatcher.handleEvent(DeferredRegister.java:172) ~[forge-1.16.5-36.1.32_mapped_snapshot_20210309-1.16.5-recomp.jar:?] {re:classloading} at net.minecraftforge.eventbus.ASMEventHandler_0_EventDispatcher_handleEvent_Register.invoke(.dynamic) ~[?:?] {} at net.minecraftforge.eventbus.ASMEventHandler.invoke(ASMEventHandler.java:85) ~[eventbus-4.0.0.jar:?] {} at net.minecraftforge.eventbus.EventBus.post(EventBus.java:302) ~[eventbus-4.0.0.jar:?] {} at net.minecraftforge.eventbus.EventBus.post(EventBus.java:283) ~[eventbus-4.0.0.jar:?] {} at net.minecraftforge.fml.javafmlmod.FMLModContainer.acceptEvent(FMLModContainer.java:120) ~[forge-1.16.5-36.1.32_mapped_snapshot_20210309-1.16.5-recomp.jar:36.1] {re:classloading} at net.minecraftforge.fml.ModContainer.lambda$buildTransitionHandler$4(ModContainer.java:121) ~[forge-1.16.5-36.1.32_mapped_snapshot_20210309-1.16.5-recomp.jar:?] {re:classloading} at java.util.concurrent.CompletableFuture$AsyncRun.run$$$capture(CompletableFuture.java:1640) ~[?:1.8.0_271] {} at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java) ~[?:1.8.0_271] {} at net.minecraftforge.fml.ModWorkManager$SyncExecutor.driveOne(ModWorkManager.java:56) ~[forge-1.16.5-36.1.32_mapped_snapshot_20210309-1.16.5-recomp.jar:?] {re:classloading} at net.minecraftforge.fml.ModWorkManager$DrivenExecutor.drive(ModWorkManager.java:40) ~[forge-1.16.5-36.1.32_mapped_snapshot_20210309-1.16.5-recomp.jar:?] {re:classloading} at net.minecraftforge.fml.ModLoader.waitForTransition(ModLoader.java:243) ~[forge-1.16.5-36.1.32_mapped_snapshot_20210309-1.16.5-recomp.jar:?] {re:classloading} at net.minecraftforge.fml.ModLoader.dispatchAndHandleError(ModLoader.java:230) ~[forge-1.16.5-36.1.32_mapped_snapshot_20210309-1.16.5-recomp.jar:?] {re:classloading} at net.minecraftforge.fml.ModLoader.gatherAndInitializeMods(ModLoader.java:196) ~[forge-1.16.5-36.1.32_mapped_snapshot_20210309-1.16.5-recomp.jar:?] {re:classloading} at net.minecraftforge.fml.server.ServerModLoader.load(ServerModLoader.java:44) ~[forge-1.16.5-36.1.32_mapped_snapshot_20210309-1.16.5-recomp.jar:?] {re:classloading} at net.minecraft.server.Main.main(Main.java:95) ~[forge-1.16.5-36.1.32_mapped_snapshot_20210309-1.16.5-recomp.jar:?] {re:classloading} at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_271] {} at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_271] {} at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_271] {} at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_271] {} at net.minecraftforge.userdev.FMLUserdevServerLaunchProvider.lambda$launchService$0(FMLUserdevServerLaunchProvider.java:54) ~[forge-1.16.5-36.1.32_mapped_snapshot_20210309-1.16.5-recomp.jar:?] {} at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37) [modlauncher-8.0.9.jar:?] {} at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:54) [modlauncher-8.0.9.jar:?] {} at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:72) [modlauncher-8.0.9.jar:?] {} at cpw.mods.modlauncher.Launcher.run(Launcher.java:82) [modlauncher-8.0.9.jar:?] {} at cpw.mods.modlauncher.Launcher.main(Launcher.java:66) [modlauncher-8.0.9.jar:?] {} at net.minecraftforge.userdev.LaunchTesting.main(LaunchTesting.java:105) [forge-1.16.5-36.1.32_mapped_snapshot_20210309-1.16.5-recomp.jar:?] {}
July 25, 20214 yr Author public enum ModArmorMaterial implements IArmorMaterial { ARGENTITE(Alcamod.ModID + ":argentite", 40, new int[] { 3, 6, 8, 3 }, 12, SoundEvents.ITEM_ARMOR_EQUIP_GENERIC, 3.5F, 0.15F, () -> { return Ingredient.fromItems(ModItems.ARGENTITE_INGOT.get()); }), AZURITE(Alcamod.ModID + ":azurite", 45, new int[] { 3, 6, 8, 3 }, 10, SoundEvents.ITEM_ARMOR_EQUIP_GENERIC, 3.7F, 0.16F, () -> { return Ingredient.fromItems(ModItems.AZURITE_INGOT.get()); }), EMATITE(Alcamod.ModID + ":ematite", 50, new int[] { 3, 6, 8, 3 }, 8, SoundEvents.ITEM_ARMOR_EQUIP_GENERIC, 4.0F, 0.17F, () -> { return Ingredient.fromItems(ModItems.EMATITE_INGOT.get()); }), BARITE(Alcamod.ModID + ":barite", 60, new int[] { 3, 6, 8, 3 }, 6, SoundEvents.ITEM_ARMOR_EQUIP_GENERIC, 4.2F, 0.19F, () -> { return Ingredient.fromItems(ModItems.BARITE_INGOT.get()); }), UNPOWERED_NETHER_STAR(Alcamod.ModID + ":unpowered_nether_star", 70, new int[] { 3, 6, 8, 3 }, 6, SoundEvents.ITEM_ARMOR_EQUIP_GENERIC, 4.0F, 0.21F, () -> { return Ingredient.fromItems(Items.NETHER_STAR.getItem()); }), NETHER_STAR(Alcamod.ModID + ":nether_star", 80, new int[] { 3, 6, 8, 3 }, 2, SoundEvents.ITEM_ARMOR_EQUIP_GENERIC, 5.0F, 0.35F, () -> { return Ingredient.fromItems(ModItems.POWERED_NETHER_STAR.get()); }), INVERTED_NETHER_STAR(Alcamod.ModID + ":inverted_nether_star", 100, new int[] { 3, 6, 8, 3 }, 2, SoundEvents.ITEM_ARMOR_EQUIP_GENERIC, 6.0F, 0.60F, () -> { return Ingredient.fromItems(ModItems.INVERTED_NETHER_STAR.get()); }); private static final int[] MAX_DAMAGE_ARRAY = new int[] { 11, 16, 15, 13 }; private final String name; private final int maxDamageFactor; private final int[] damageReductionAmountArray; private final int enchantability; private final SoundEvent soundEvent; private final float toughness; private final float knockBackResistance; private final Supplier<Ingredient> repairMaterial; ModArmorMaterial(String name, int maxDamageFactor, int[] damageReductionAmountArray, int enchantability, SoundEvent soundEvent, float toughness, float knockbackResistance, Supplier<Ingredient> repairMaterial) { this.name = name; this.maxDamageFactor = maxDamageFactor; this.damageReductionAmountArray = damageReductionAmountArray; this.enchantability = enchantability; this.soundEvent = soundEvent; this.toughness = toughness; this.repairMaterial = repairMaterial; this.knockBackResistance = knockbackResistance; } @Override public int getDurability(EquipmentSlotType slotIn) { return MAX_DAMAGE_ARRAY[slotIn.getIndex()] * this.maxDamageFactor; } @Override public int getDamageReductionAmount(EquipmentSlotType slotIn) { return this.damageReductionAmountArray[slotIn.getIndex()]; } @Override public int getEnchantability() { return this.enchantability; } @Override public SoundEvent getSoundEvent() { return this.soundEvent; } @Override public Ingredient getRepairMaterial() { return this.repairMaterial.get(); } @Override public String getName() { return this.name; } @OnlyIn( Dist.CLIENT ) @Override public float getToughness() { return this.toughness; } public float getKnockbackResistance() { return this.knockBackResistance; } }
July 26, 20214 yr Author 1 hour ago, diesieben07 said: Do not use @OnlyIn. Use @Override when overriding methods. Oh I didn’t see the OnlyIn, such a stupid thing 😅, thanks got it to work
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