uncanny Posted March 13 Posted March 13 hey there, i recently started making a simple mod and i encountered an error. Quote Registry Object not present: testmod:redium Expand testmod being the mod i'm currently developing and redium being a simple item i added: Quote public class items { public static final DeferredRegister<Item> ITEMS = DeferredRegister.create(ForgeRegistries.ITEMS, testmod.MOD_ID); public static final RegistryObject<Item> redium = ITEMS.register("redium",() -> new Item(new Item.Properties())); public static void Register(IEventBus eventBus){ ITEMS.register(eventBus); } Expand This error occurs whenever i try to open up the creative inventory menu and the game crashes. the item is also added to the creative menu: Quote private void addCreative(BuildCreativeModeTabContentsEvent event) { if (event.getTabKey() == CreativeModeTabs.INGREDIENTS){ event.accept(items.redium);; } } Expand also here's the latest log: Quote [13Mar2025 06:23:28.662] [main/INFO] [cpw.mods.modlauncher.Launcher/MODLAUNCHER]: ModLauncher running: args [--launchTarget, forgeclientuserdev, --version, MOD_DEV, --assetIndex, 5, --assetsDir, C:\Users\OMEN 16\.gradle\caches\forge_gradle\assets, --gameDir, ., --fml.forgeVersion, 47.3.0, --fml.mcVersion, 1.20.1, --fml.forgeGroup, net.minecraftforge, --fml.mcpVersion, 20230612.114412] [13Mar2025 06:23:28.667] [main/INFO] [cpw.mods.modlauncher.Launcher/MODLAUNCHER]: ModLauncher 10.0.9+10.0.9+main.dcd20f30 starting: java version 17.0.14 by Eclipse Adoptium; OS Windows 11 arch amd64 version 10.0 [13Mar2025 06:23:28.759] [main/INFO] [net.minecraftforge.fml.loading.ImmediateWindowHandler/]: Loading ImmediateWindowProvider fmlearlywindow [13Mar2025 06:23:28.814] [main/INFO] [EARLYDISPLAY/]: Trying GL version 4.6 [13Mar2025 06:23:28.947] [main/INFO] [EARLYDISPLAY/]: Requested GL version 4.6 got version 4.6 [13Mar2025 06:23:29.022] [main/INFO] [mixin/]: SpongePowered MIXIN Subsystem Version=0.8.5 Source=union:/C:/Users/OMEN%2016/.gradle/caches/modules-2/files-2.1/org.spongepowered/mixin/0.8.5/9d1c0c3a304ae6697ecd477218fa61b850bf57fc/mixin-0.8.5.jar%23128!/ Service=ModLauncher Env=CLIENT [13Mar2025 06:23:29.052] [pool-2-thread-1/INFO] [EARLYDISPLAY/]: GL info: NVIDIA GeForce RTX 4060 Laptop GPU/PCIe/SSE2 GL version 4.6.0 NVIDIA 561.19, NVIDIA Corporation [13Mar2025 06:23:29.275] [main/WARN] [net.minecraftforge.fml.loading.moddiscovery.ModFileParser/LOADING]: Mod file C:\Users\OMEN 16\.gradle\caches\modules-2\files-2.1\net.minecraftforge\javafmllanguage\1.20.1-47.3.0\d7ebc62120f202109e300e084ca1a31a7b946a62\javafmllanguage-1.20.1-47.3.0.jar is missing mods.toml file [13Mar2025 06:23:29.276] [main/WARN] [net.minecraftforge.fml.loading.moddiscovery.ModFileParser/LOADING]: Mod file C:\Users\OMEN 16\.gradle\caches\modules-2\files-2.1\net.minecraftforge\lowcodelanguage\1.20.1-47.3.0\1bf3e845ea0ce750096da8c71c8364b188ab74d4\lowcodelanguage-1.20.1-47.3.0.jar is missing mods.toml file [13Mar2025 06:23:29.279] [main/WARN] [net.minecraftforge.fml.loading.moddiscovery.ModFileParser/LOADING]: Mod file C:\Users\OMEN 16\.gradle\caches\modules-2\files-2.1\net.minecraftforge\mclanguage\1.20.1-47.3.0\6093682e943ddccbabf70539319d7f2fe64db2e7\mclanguage-1.20.1-47.3.0.jar is missing mods.toml file [13Mar2025 06:23:29.281] [main/WARN] [net.minecraftforge.fml.loading.moddiscovery.ModFileParser/LOADING]: Mod file C:\Users\OMEN 16\.gradle\caches\modules-2\files-2.1\net.minecraftforge\fmlcore\1.20.1-47.3.0\3b6be96aba3e323f3c918e8ef6a96312d82d76ad\fmlcore-1.20.1-47.3.0.jar is missing mods.toml file [13Mar2025 06:23:29.349] [main/INFO] [net.minecraftforge.fml.loading.moddiscovery.JarInJarDependencyLocator/]: No dependencies to load found. Skipping! [13Mar2025 06:23:30.291] [main/INFO] [cpw.mods.modlauncher.LaunchServiceHandler/MODLAUNCHER]: Launching target 'forgeclientuserdev' with arguments [--version, MOD_DEV, --gameDir, ., --assetsDir, C:\Users\OMEN 16\.gradle\caches\forge_gradle\assets, --assetIndex, 5] [13Mar2025 06:23:33.017] [Datafixer Bootstrap/INFO] [com.mojang.datafixers.DataFixerBuilder/]: 188 Datafixer optimizations took 94 milliseconds [13Mar2025 06:23:34.091] [Render thread/WARN] [net.minecraft.server.packs.VanillaPackResourcesBuilder/]: Assets URL 'union:/C:/Users/OMEN%2016/.gradle/caches/forge_gradle/minecraft_user_repo/net/minecraftforge/forge/1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1/forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar%23191!/assets/.mcassetsroot' uses unexpected schema [13Mar2025 06:23:34.092] [Render thread/WARN] [net.minecraft.server.packs.VanillaPackResourcesBuilder/]: Assets URL 'union:/C:/Users/OMEN%2016/.gradle/caches/forge_gradle/minecraft_user_repo/net/minecraftforge/forge/1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1/forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar%23191!/data/.mcassetsroot' uses unexpected schema [13Mar2025 06:23:34.110] [Render thread/INFO] [com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService/]: Environment: authHost='https://authserver.mojang.com', accountsHost='https://api.mojang.com', sessionHost='https://sessionserver.mojang.com', servicesHost='https://api.minecraftservices.com', name='PROD' [13Mar2025 06:23:34.118] [Render thread/INFO] [net.minecraft.client.Minecraft/]: Setting user: Dev [13Mar2025 06:23:34.214] [Render thread/INFO] [net.minecraft.client.Minecraft/]: Backend library: LWJGL version 3.3.1 build 7 [13Mar2025 06:23:34.398] [modloading-worker-0/INFO] [net.minecraftforge.common.ForgeMod/FORGEMOD]: Forge mod loading, version 47.3.0, for MC 1.20.1 with MCP 20230612.114412 [13Mar2025 06:23:34.398] [modloading-worker-0/INFO] [net.minecraftforge.common.MinecraftForge/FORGE]: MinecraftForge v47.3.0 Initialized [13Mar2025 06:23:34.967] [Render thread/INFO] [net.minecraftforge.gametest.ForgeGameTestHooks/]: Enabled Gametest Namespaces: [testmod] [13Mar2025 06:23:35.061] [Render thread/INFO] [net.minecraft.server.packs.resources.ReloadableResourceManager/]: Reloading ResourceManager: vanilla, mod_resources [13Mar2025 06:23:35.216] [Forge Version Check/INFO] [net.minecraftforge.fml.VersionChecker/]: [forge] Starting version check at https://files.minecraftforge.net/net/minecraftforge/forge/promotions_slim.json [13Mar2025 06:23:35.237] [Worker-Main-6/INFO] [net.minecraft.client.gui.font.providers.UnihexProvider/]: Found unifont_all_no_pua-15.0.06.hex, loading [13Mar2025 06:23:36.878] [Render thread/WARN] [net.minecraft.client.sounds.SoundEngine/]: Missing sound for event: minecraft:item.goat_horn.play [13Mar2025 06:23:36.878] [Render thread/WARN] [net.minecraft.client.sounds.SoundEngine/]: Missing sound for event: minecraft:entity.goat.screaming.horn_break [13Mar2025 06:23:36.981] [Render thread/INFO] [com.mojang.blaze3d.audio.Library/]: OpenAL initialized on device OpenAL Soft on Headphone (Realtek(R) Audio) [13Mar2025 06:23:36.982] [Render thread/INFO] [net.minecraft.client.sounds.SoundEngine/SOUNDS]: Sound engine started [13Mar2025 06:23:37.045] [Render thread/INFO] [net.minecraft.client.renderer.texture.TextureAtlas/]: Created: 1024x512x4 minecraft:textures/atlas/blocks.png-atlas [13Mar2025 06:23:37.051] [Render thread/INFO] [net.minecraft.client.renderer.texture.TextureAtlas/]: Created: 256x256x4 minecraft:textures/atlas/signs.png-atlas [13Mar2025 06:23:37.051] [Render thread/INFO] [net.minecraft.client.renderer.texture.TextureAtlas/]: Created: 512x512x4 minecraft:textures/atlas/banner_patterns.png-atlas [13Mar2025 06:23:37.051] [Render thread/INFO] [net.minecraft.client.renderer.texture.TextureAtlas/]: Created: 512x512x4 minecraft:textures/atlas/shield_patterns.png-atlas [13Mar2025 06:23:37.052] [Render thread/INFO] [net.minecraft.client.renderer.texture.TextureAtlas/]: Created: 1024x1024x4 minecraft:textures/atlas/armor_trims.png-atlas [13Mar2025 06:23:37.053] [Render thread/INFO] [net.minecraft.client.renderer.texture.TextureAtlas/]: Created: 256x256x4 minecraft:textures/atlas/chest.png-atlas [13Mar2025 06:23:37.054] [Render thread/INFO] [net.minecraft.client.renderer.texture.TextureAtlas/]: Created: 128x64x4 minecraft:textures/atlas/decorated_pot.png-atlas [13Mar2025 06:23:37.054] [Render thread/INFO] [net.minecraft.client.renderer.texture.TextureAtlas/]: Created: 512x256x4 minecraft:textures/atlas/shulker_boxes.png-atlas [13Mar2025 06:23:37.054] [Render thread/INFO] [net.minecraft.client.renderer.texture.TextureAtlas/]: Created: 512x256x4 minecraft:textures/atlas/beds.png-atlas [13Mar2025 06:23:37.207] [Render thread/WARN] [net.minecraft.client.renderer.ShaderInstance/]: Shader rendertype_entity_translucent_emissive could not find sampler named Sampler2 in the specified shader program. [13Mar2025 06:23:37.236] [Render thread/INFO] [net.minecraft.client.renderer.texture.TextureAtlas/]: Created: 256x256x0 minecraft:textures/atlas/particles.png-atlas [13Mar2025 06:23:37.237] [Render thread/INFO] [net.minecraft.client.renderer.texture.TextureAtlas/]: Created: 256x256x0 minecraft:textures/atlas/paintings.png-atlas [13Mar2025 06:23:37.237] [Render thread/INFO] [net.minecraft.client.renderer.texture.TextureAtlas/]: Created: 128x128x0 minecraft:textures/atlas/mob_effects.png-atlas [13Mar2025 06:23:37.386] [Forge Version Check/INFO] [net.minecraftforge.fml.VersionChecker/]: [forge] Found status: OUTDATED Current: 47.3.0 Target: 47.4.0 [13Mar2025 06:23:38.462] [Realms Notification Availability checker #1/INFO] [com.mojang.realmsclient.client.RealmsClient/]: Could not authorize you against Realms server: Invalid session id [13Mar2025 06:23:47.774] [Render thread/INFO] [net.minecraftforge.registries.GameData/REGISTRIES]: Injecting existing registry data into this CLIENT instance [13Mar2025 06:23:48.708] [Render thread/INFO] [net.minecraft.world.item.crafting.RecipeManager/]: Loaded 7 recipes [13Mar2025 06:23:48.802] [Render thread/INFO] [net.minecraft.advancements.AdvancementList/]: Loaded 1271 advancements [13Mar2025 06:23:49.032] [Server thread/INFO] [net.minecraft.client.server.IntegratedServer/]: Starting integrated minecraft server version 1.20.1 [13Mar2025 06:23:49.032] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: Generating keypair [13Mar2025 06:23:49.751] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: Preparing start region for dimension minecraft:overworld [13Mar2025 06:23:51.035] [Render thread/INFO] [net.minecraft.server.level.progress.LoggerChunkProgressListener/]: Preparing spawn area: 0% [13Mar2025 06:23:51.035] [Render thread/INFO] [net.minecraft.server.level.progress.LoggerChunkProgressListener/]: Preparing spawn area: 0% [13Mar2025 06:23:51.035] [Render thread/INFO] [net.minecraft.server.level.progress.LoggerChunkProgressListener/]: Preparing spawn area: 0% [13Mar2025 06:23:51.257] [Render thread/INFO] [net.minecraft.server.level.progress.LoggerChunkProgressListener/]: Preparing spawn area: 4% [13Mar2025 06:23:51.574] [Server thread/INFO] [net.minecraftforge.server.permission.PermissionAPI/]: Successfully initialized permission handler forge:default_handler [13Mar2025 06:23:51.578] [Render thread/INFO] [net.minecraft.server.level.progress.LoggerChunkProgressListener/]: Time elapsed: 1823 ms [13Mar2025 06:23:51.647] [Server thread/INFO] [net.minecraft.client.server.IntegratedServer/]: Changing view distance to 12, from 10 [13Mar2025 06:23:51.648] [Server thread/INFO] [net.minecraft.client.server.IntegratedServer/]: Changing simulation distance to 12, from 0 [13Mar2025 06:23:51.763] [Render thread/WARN] [io.netty.util.internal.SystemPropertyUtil/]: Unable to parse the boolean system property 'java.net.preferIPv6Addresses':system - using the default value: false [13Mar2025 06:23:52.298] [Netty Local Client IO #0/INFO] [net.minecraftforge.network.NetworkHooks/]: Connected to a modded server. [13Mar2025 06:23:52.332] [Server thread/INFO] [net.minecraft.server.players.PlayerList/]: Dev[local:E:265054bc] logged in with entity id 178 at (2.5, 96.0, -1.5) [13Mar2025 06:23:52.380] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: Dev joined the game [13Mar2025 06:23:52.847] [Render thread/INFO] [net.minecraft.advancements.AdvancementList/]: Loaded 2 advancements [13Mar2025 06:24:07.466] [Render thread/ERROR] [net.minecraftforge.fml.javafmlmod.FMLModContainer/]: Exception caught during firing event: Registry Object not present: testmod:redium Index: 1 Listeners: 0: NORMAL 1: net.minecraftforge.eventbus.EventBus$$Lambda$4630/0x000001b2aeb3c8d8@6eefc125 java.lang.NullPointerException: Registry Object not present: testmod:redium at java.base/java.util.Objects.requireNonNull(Objects.java:336) at TRANSFORMER/forge@47.3.0/net.minecraftforge.registries.RegistryObject.get(RegistryObject.java:204) at TRANSFORMER/forge@47.3.0/net.minecraftforge.event.BuildCreativeModeTabContentsEvent.accept(BuildCreativeModeTabContentsEvent.java:86) at TRANSFORMER/testmod@0.1/net.P1Uncanny.testmod.testmod.addCreative(testmod.java:53) at MC-BOOTSTRAP/net.minecraftforge.eventbus/net.minecraftforge.eventbus.EventBus.doCastFilter(EventBus.java:260) at MC-BOOTSTRAP/net.minecraftforge.eventbus/net.minecraftforge.eventbus.EventBus.lambda$addListener$11(EventBus.java:252) at MC-BOOTSTRAP/net.minecraftforge.eventbus/net.minecraftforge.eventbus.EventBus.post(EventBus.java:315) at MC-BOOTSTRAP/net.minecraftforge.eventbus/net.minecraftforge.eventbus.EventBus.post(EventBus.java:296) at LAYER PLUGIN/javafmllanguage@1.20.1-47.3.0/net.minecraftforge.fml.javafmlmod.FMLModContainer.acceptEvent(FMLModContainer.java:114) at LAYER PLUGIN/fmlcore@1.20.1-47.3.0/net.minecraftforge.fml.ModLoader.lambda$postEvent$29(ModLoader.java:326) at java.base/java.lang.Iterable.forEach(Iterable.java:75) at LAYER PLUGIN/fmlcore@1.20.1-47.3.0/net.minecraftforge.fml.ModList.forEachModInOrder(ModList.java:227) at LAYER PLUGIN/fmlcore@1.20.1-47.3.0/net.minecraftforge.fml.ModLoader.postEvent(ModLoader.java:326) at TRANSFORMER/forge@47.3.0/net.minecraftforge.common.ForgeHooks.onCreativeModeTabBuildContents(ForgeHooks.java:1633) at TRANSFORMER/minecraft@1.20.1/net.minecraft.world.item.CreativeModeTab.buildContents(CreativeModeTab.java:129) at TRANSFORMER/minecraft@1.20.1/net.minecraft.world.item.CreativeModeTabs.lambda$buildAllTabContents$50(CreativeModeTabs.java:1696) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:179) at java.base/java.util.Iterator.forEachRemaining(Iterator.java:133) at java.base/java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1845) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:499) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:596) at TRANSFORMER/minecraft@1.20.1/net.minecraft.world.item.CreativeModeTabs.buildAllTabContents(CreativeModeTabs.java:1695) at TRANSFORMER/minecraft@1.20.1/net.minecraft.world.item.CreativeModeTabs.tryRebuildTabContents(CreativeModeTabs.java:1710) at TRANSFORMER/minecraft@1.20.1/net.minecraft.client.gui.screens.inventory.CreativeModeInventoryScreen.<init>(CreativeModeInventoryScreen.java:86) at TRANSFORMER/minecraft@1.20.1/net.minecraft.client.gui.screens.inventory.InventoryScreen.init(InventoryScreen.java:48) at TRANSFORMER/minecraft@1.20.1/net.minecraft.client.gui.screens.Screen.init(Screen.java:321) at TRANSFORMER/minecraft@1.20.1/net.minecraft.client.Minecraft.setScreen(Minecraft.java:1007) at TRANSFORMER/minecraft@1.20.1/net.minecraft.client.Minecraft.handleKeybinds(Minecraft.java:1928) at TRANSFORMER/minecraft@1.20.1/net.minecraft.client.Minecraft.tick(Minecraft.java:1795) at TRANSFORMER/minecraft@1.20.1/net.minecraft.client.Minecraft.runTick(Minecraft.java:1112) at TRANSFORMER/minecraft@1.20.1/net.minecraft.client.Minecraft.run(Minecraft.java:718) at TRANSFORMER/minecraft@1.20.1/net.minecraft.client.main.Main.main(Main.java:218) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:569) at MC-BOOTSTRAP/fmlloader@1.20.1-47.3.0/net.minecraftforge.fml.loading.targets.CommonLaunchHandler.runTarget(CommonLaunchHandler.java:111) at MC-BOOTSTRAP/fmlloader@1.20.1-47.3.0/net.minecraftforge.fml.loading.targets.CommonLaunchHandler.clientService(CommonLaunchHandler.java:99) at MC-BOOTSTRAP/fmlloader@1.20.1-47.3.0/net.minecraftforge.fml.loading.targets.ForgeClientUserdevLaunchHandler.devService(ForgeClientUserdevLaunchHandler.java:19) at MC-BOOTSTRAP/fmlloader@1.20.1-47.3.0/net.minecraftforge.fml.loading.targets.CommonDevLaunchHandler.lambda$makeService$7(CommonDevLaunchHandler.java:135) at MC-BOOTSTRAP/cpw.mods.modlauncher@10.0.9/cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:30) at MC-BOOTSTRAP/cpw.mods.modlauncher@10.0.9/cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:53) at MC-BOOTSTRAP/cpw.mods.modlauncher@10.0.9/cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:71) at MC-BOOTSTRAP/cpw.mods.modlauncher@10.0.9/cpw.mods.modlauncher.Launcher.run(Launcher.java:108) at MC-BOOTSTRAP/cpw.mods.modlauncher@10.0.9/cpw.mods.modlauncher.Launcher.main(Launcher.java:78) at MC-BOOTSTRAP/cpw.mods.modlauncher@10.0.9/cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:26) at MC-BOOTSTRAP/cpw.mods.modlauncher@10.0.9/cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:23) at cpw.mods.bootstraplauncher@1.1.2/cpw.mods.bootstraplauncher.BootstrapLauncher.main(BootstrapLauncher.java:141) [13Mar2025 06:24:07.467] [Render thread/ERROR] [net.minecraftforge.fml.javafmlmod.FMLModContainer/LOADING]: Caught exception during event net.minecraftforge.event.BuildCreativeModeTabContentsEvent@592aad4c dispatch for modid testmod java.lang.NullPointerException: Registry Object not present: testmod:redium at java.util.Objects.requireNonNull(Objects.java:336) ~[?:?] at net.minecraftforge.registries.RegistryObject.get(RegistryObject.java:204) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraftforge.event.BuildCreativeModeTabContentsEvent.accept(BuildCreativeModeTabContentsEvent.java:86) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.P1Uncanny.testmod.testmod.addCreative(testmod.java:53) ~[main/:?] at net.minecraftforge.eventbus.EventBus.doCastFilter(EventBus.java:260) ~[eventbus-6.0.5.jar:?] at net.minecraftforge.eventbus.EventBus.lambda$addListener$11(EventBus.java:252) ~[eventbus-6.0.5.jar:?] at net.minecraftforge.eventbus.EventBus.post(EventBus.java:315) ~[eventbus-6.0.5.jar:?] at net.minecraftforge.eventbus.EventBus.post(EventBus.java:296) ~[eventbus-6.0.5.jar:?] at net.minecraftforge.fml.javafmlmod.FMLModContainer.acceptEvent(FMLModContainer.java:114) ~[javafmllanguage-1.20.1-47.3.0.jar:?] at net.minecraftforge.fml.ModLoader.lambda$postEvent$29(ModLoader.java:326) ~[fmlcore-1.20.1-47.3.0.jar:?] at java.lang.Iterable.forEach(Iterable.java:75) ~[?:?] at net.minecraftforge.fml.ModList.forEachModInOrder(ModList.java:227) ~[fmlcore-1.20.1-47.3.0.jar:?] at net.minecraftforge.fml.ModLoader.postEvent(ModLoader.java:326) ~[fmlcore-1.20.1-47.3.0.jar:?] at net.minecraftforge.common.ForgeHooks.onCreativeModeTabBuildContents(ForgeHooks.java:1633) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.world.item.CreativeModeTab.buildContents(CreativeModeTab.java:129) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.world.item.CreativeModeTabs.lambda$buildAllTabContents$50(CreativeModeTabs.java:1696) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) ~[?:?] at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:179) ~[?:?] at java.util.Iterator.forEachRemaining(Iterator.java:133) ~[?:?] at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1845) ~[?:?] at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509) ~[?:?] at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:499) ~[?:?] at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) ~[?:?] at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) ~[?:?] at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) ~[?:?] at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:596) ~[?:?] at net.minecraft.world.item.CreativeModeTabs.buildAllTabContents(CreativeModeTabs.java:1695) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.world.item.CreativeModeTabs.tryRebuildTabContents(CreativeModeTabs.java:1710) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.client.gui.screens.inventory.CreativeModeInventoryScreen.<init>(CreativeModeInventoryScreen.java:86) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.client.gui.screens.inventory.InventoryScreen.init(InventoryScreen.java:48) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.client.gui.screens.Screen.init(Screen.java:321) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.client.Minecraft.setScreen(Minecraft.java:1007) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.client.Minecraft.handleKeybinds(Minecraft.java:1928) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.client.Minecraft.tick(Minecraft.java:1795) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.client.Minecraft.runTick(Minecraft.java:1112) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.client.Minecraft.run(Minecraft.java:718) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.client.main.Main.main(Main.java:218) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:?] at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) ~[?:?] at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:?] at java.lang.reflect.Method.invoke(Method.java:569) ~[?:?] at net.minecraftforge.fml.loading.targets.CommonLaunchHandler.runTarget(CommonLaunchHandler.java:111) ~[fmlloader-1.20.1-47.3.0.jar:?] at net.minecraftforge.fml.loading.targets.CommonLaunchHandler.clientService(CommonLaunchHandler.java:99) ~[fmlloader-1.20.1-47.3.0.jar:?] at net.minecraftforge.fml.loading.targets.ForgeClientUserdevLaunchHandler.devService(ForgeClientUserdevLaunchHandler.java:19) ~[fmlloader-1.20.1-47.3.0.jar:?] at net.minecraftforge.fml.loading.targets.CommonDevLaunchHandler.lambda$makeService$7(CommonDevLaunchHandler.java:135) ~[fmlloader-1.20.1-47.3.0.jar:?] at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:30) ~[modlauncher-10.0.9.jar:?] at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:53) ~[modlauncher-10.0.9.jar:?] at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:71) ~[modlauncher-10.0.9.jar:?] at cpw.mods.modlauncher.Launcher.run(Launcher.java:108) ~[modlauncher-10.0.9.jar:?] at cpw.mods.modlauncher.Launcher.main(Launcher.java:78) ~[modlauncher-10.0.9.jar:?] at cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:26) ~[modlauncher-10.0.9.jar:?] at cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:23) ~[modlauncher-10.0.9.jar:?] at cpw.mods.bootstraplauncher.BootstrapLauncher.main(BootstrapLauncher.java:141) ~[bootstraplauncher-1.1.2.jar:?] [13Mar2025 06:24:07.551] [Render thread/ERROR] [net.minecraft.client.Minecraft/FATAL]: Unreported exception thrown! net.minecraftforge.fml.ModLoadingException: TestMod (testmod) encountered an error during the done event phase §7java.lang.NullPointerException: Registry Object not present: testmod:redium at net.minecraftforge.fml.javafmlmod.FMLModContainer.acceptEvent(FMLModContainer.java:118) ~[javafmllanguage-1.20.1-47.3.0.jar:?] at net.minecraftforge.fml.ModLoader.lambda$postEvent$29(ModLoader.java:326) ~[fmlcore-1.20.1-47.3.0.jar:?] at java.lang.Iterable.forEach(Iterable.java:75) ~[?:?] at net.minecraftforge.fml.ModList.forEachModInOrder(ModList.java:227) ~[fmlcore-1.20.1-47.3.0.jar:?] at net.minecraftforge.fml.ModLoader.postEvent(ModLoader.java:326) ~[fmlcore-1.20.1-47.3.0.jar:?] at net.minecraftforge.common.ForgeHooks.onCreativeModeTabBuildContents(ForgeHooks.java:1633) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.world.item.CreativeModeTab.buildContents(CreativeModeTab.java:129) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.world.item.CreativeModeTabs.lambda$buildAllTabContents$50(CreativeModeTabs.java:1696) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) ~[?:?] at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:179) ~[?:?] at java.util.Iterator.forEachRemaining(Iterator.java:133) ~[?:?] at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1845) ~[?:?] at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509) ~[?:?] at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:499) ~[?:?] at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) ~[?:?] at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) ~[?:?] at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) ~[?:?] at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:596) ~[?:?] at net.minecraft.world.item.CreativeModeTabs.buildAllTabContents(CreativeModeTabs.java:1695) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.world.item.CreativeModeTabs.tryRebuildTabContents(CreativeModeTabs.java:1710) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.client.gui.screens.inventory.CreativeModeInventoryScreen.<init>(CreativeModeInventoryScreen.java:86) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.client.gui.screens.inventory.InventoryScreen.init(InventoryScreen.java:48) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.client.gui.screens.Screen.init(Screen.java:321) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.client.Minecraft.setScreen(Minecraft.java:1007) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.client.Minecraft.handleKeybinds(Minecraft.java:1928) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.client.Minecraft.tick(Minecraft.java:1795) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.client.Minecraft.runTick(Minecraft.java:1112) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.client.Minecraft.run(Minecraft.java:718) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraft.client.main.Main.main(Main.java:218) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:?] at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) ~[?:?] at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:?] at java.lang.reflect.Method.invoke(Method.java:569) ~[?:?] at net.minecraftforge.fml.loading.targets.CommonLaunchHandler.runTarget(CommonLaunchHandler.java:111) ~[fmlloader-1.20.1-47.3.0.jar:?] at net.minecraftforge.fml.loading.targets.CommonLaunchHandler.clientService(CommonLaunchHandler.java:99) ~[fmlloader-1.20.1-47.3.0.jar:?] at net.minecraftforge.fml.loading.targets.ForgeClientUserdevLaunchHandler.devService(ForgeClientUserdevLaunchHandler.java:19) ~[fmlloader-1.20.1-47.3.0.jar:?] at net.minecraftforge.fml.loading.targets.CommonDevLaunchHandler.lambda$makeService$7(CommonDevLaunchHandler.java:135) ~[fmlloader-1.20.1-47.3.0.jar:?] at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:30) ~[modlauncher-10.0.9.jar:?] at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:53) ~[modlauncher-10.0.9.jar:?] at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:71) ~[modlauncher-10.0.9.jar:?] at cpw.mods.modlauncher.Launcher.run(Launcher.java:108) ~[modlauncher-10.0.9.jar:?] at cpw.mods.modlauncher.Launcher.main(Launcher.java:78) ~[modlauncher-10.0.9.jar:?] at cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:26) ~[modlauncher-10.0.9.jar:?] at cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:23) ~[modlauncher-10.0.9.jar:?] at cpw.mods.bootstraplauncher.BootstrapLauncher.main(BootstrapLauncher.java:141) ~[bootstraplauncher-1.1.2.jar:?] Caused by: java.lang.NullPointerException: Registry Object not present: testmod:redium at java.util.Objects.requireNonNull(Objects.java:336) ~[?:?] at net.minecraftforge.registries.RegistryObject.get(RegistryObject.java:204) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.minecraftforge.event.BuildCreativeModeTabContentsEvent.accept(BuildCreativeModeTabContentsEvent.java:86) ~[forge-1.20.1-47.3.0_mapped_parchment_2023.06.26-1.20.1.jar:?] at net.P1Uncanny.testmod.testmod.addCreative(testmod.java:53) ~[main/:?] at net.minecraftforge.eventbus.EventBus.doCastFilter(EventBus.java:260) ~[eventbus-6.0.5.jar:?] at net.minecraftforge.eventbus.EventBus.lambda$addListener$11(EventBus.java:252) ~[eventbus-6.0.5.jar:?] at net.minecraftforge.eventbus.EventBus.post(EventBus.java:315) ~[eventbus-6.0.5.jar:?] at net.minecraftforge.eventbus.EventBus.post(EventBus.java:296) ~[eventbus-6.0.5.jar:?] at net.minecraftforge.fml.javafmlmod.FMLModContainer.acceptEvent(FMLModContainer.java:114) ~[javafmllanguage-1.20.1-47.3.0.jar:?] ... 44 more [13Mar2025 06:24:07.674] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: Stopping server [13Mar2025 06:24:07.674] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: Saving players [13Mar2025 06:24:07.680] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: Saving worlds [13Mar2025 06:24:08.050] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: Saving chunks for level 'ServerLevel[New World]'/minecraft:overworld [13Mar2025 06:24:08.389] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: Saving chunks for level 'ServerLevel[New World]'/minecraft:the_nether [13Mar2025 06:24:08.389] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: Saving chunks for level 'ServerLevel[New World]'/minecraft:the_end [13Mar2025 06:24:08.401] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: ThreadedAnvilChunkStorage (New World (1)): All chunks are saved [13Mar2025 06:24:08.401] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: ThreadedAnvilChunkStorage (DIM-1): All chunks are saved [13Mar2025 06:24:08.401] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: ThreadedAnvilChunkStorage (DIM1): All chunks are saved [13Mar2025 06:24:08.401] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: ThreadedAnvilChunkStorage: All dimensions are saved [13Mar2025 06:24:08.761] [Render thread/FATAL] [net.minecraftforge.common.ForgeMod/]: Preparing crash report with UUID bbef8b1a-23a1-4cce-8343-cb33620a01e9 [13Mar2025 06:24:08.764] [Render thread/FATAL] [net.minecraftforge.common.ForgeMod/]: Preparing crash report with UUID f086ecd6-0834-4fd9-a1b4-82839c917953 Expand hopefully this is enough information. 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