Minecraft Forums

---- Minecraft Crash Report ----
// I'm sorry, Dave.

Time: 2/3/18 11:32 AM
Description: There was a severe problem during mod loading that has caused the game to fail

cpw.mods.fml.common.LoaderException: java.lang.NoClassDefFoundError: dan200/computercraft/api/peripheral/IPeripheral
at cpw.mods.fml.common.LoadController.transition(LoadController.java:163)
at cpw.mods.fml.common.Loader.loadMods(Loader.java:544)
at cpw.mods.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:208)
at net.minecraft.client.Minecraft.func_71384_a(Unknown Source)
at net.minecraft.client.Minecraft.func_99999_d(Unknown Source)
at net.minecraft.client.main.Main.main(SourceFile:148)
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:483)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
Caused by: java.lang.NoClassDefFoundError: dan200/computercraft/api/peripheral/IPeripheral
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:344)
at cpw.mods.fml.common.FMLModContainer.constructMod(FMLModContainer.java:440)
at sun.reflect.GeneratedMethodAccessor3.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:483)
at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74)
at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47)
at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322)
at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304)
at com.google.common.eventbus.EventBus.post(EventBus.java:275)
at cpw.mods.fml.common.LoadController.sendEventToModContainer(LoadController.java:212)
at cpw.mods.fml.common.LoadController.propogateStateMessage(LoadController.java:190)
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:483)
at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74)
at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47)
at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322)
at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304)
at com.google.common.eventbus.EventBus.post(EventBus.java:275)
at cpw.mods.fml.common.LoadController.distributeStateMessage(LoadController.java:119)
at cpw.mods.fml.common.Loader.loadMods(Loader.java:513)
... 10 more
Caused by: java.lang.ClassNotFoundException: dan200.computercraft.api.peripheral.IPeripheral
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:101)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
... 34 more

A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- System Details --
Details:
Minecraft Version: 1.7.10
Operating System: Windows 10 (amd64) version 10.0
Java Version: 1.8.0_25, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 201452432 bytes (192 MB) / 469762048 bytes (448 MB) up to 1073741824 bytes (1024 MB)
JVM Flags: 8 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=16M
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
FML: MCP v9.05 FML v7.10.99.99 Minecraft Forge 10.13.4.1481 Optifine OptiFine_1.7.10_HD_U_C1 103 mods loaded, 103 mods active
States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
UC mcp{9.05} [Minecraft Coder Pack] (minecraft.jar)
UC FML{7.10.99.99} [Forge Mod Loader] (forge-1.7.10-10.13.4.1481-1.7.10.jar)
UC Forge{10.13.4.1481} [Minecraft Forge] (forge-1.7.10-10.13.4.1481-1.7.10.jar)
UC CodeChickenCore{1.0.7.47} [CodeChicken Core] (minecraft.jar)
UC ImmibisMicroblocks{59.1.1} [Immibis's Microblocks] (immibis-microblocks-59.1.1.jar)
UC Micdoodlecore{} [Micdoodle8 Core] (minecraft.jar)
UC NotEnoughItems{1.0.5.118} [Not Enough Items] (NotEnoughItems-1.7.10-1.0.5.118-universal.jar)
UC VeinMiner_coremod{null_build-null} [Core mod] (minecraft.jar)
UC cuchaz.ships.core{1.7.10-1.0.3} [Ships Mod Core] (minecraft.jar)
UC battlegear2{1.7.10} [Mine & Blade Battlegear 2 - Bullseye] (1.7.10-MB_Battlegear2-Bullseye-1.0.8.0.jar)
UC zeldaswordskills{1.7.10-2.2.8b} [Zelda Sword Skills] (1.7.10-zeldaswordskills-2.2.8b.jar)
UC weaponmod{1.7.2 v1.14.2} [Balkon's WeaponMod] (14139619654_Balkons-Weapon-Mod-1.7.10.jar)
UC lucky{5.1.0} [Lucky Block] ([1-7-10]_Lucky_Block_v5-1-0.jar.zip)
UC LookingGlass{0.2.0.01} [Looking Glass] (LookingGlass-1.7.10-0.2.0.01.jar)
UC securitycraft{v1.8.2.2} [SecurityCraft] ([1.7.10] SecurityCraft v1.8.2.2.jar)
UC bspkrsCore{6.16} [bspkrsCore] ([1.7.10]bspkrsCore-universal-6.16.jar)
UC ArmorStatusHUD{1.28} [ArmorStatusHUD] ([1.7.10]ArmorStatusHUD-client-1.28.jar)
UC DamageIndicatorsMod{3.2.3} [Damage Indicators] ([1.7.10]DamageIndicatorsMod-3.2.3.jar)
UC Treecapitator{1.7.10} [Treecapitator] ([1.7.10]Treecapitator-universal-2.0.5b.jar)
UC advancedgenetics{1.5.9} [Advanced Genetics] (advancedgenetics-1.7.10-1.5.9.jar)
UC AgriCraft{1.7.10-1.3.1} [AgriCraft] (AgriCraft-Mod-1.7.10.jar)
UC AnimationAPI{1.2.4} [AnimationAPI] (AnimationAPI-1.7.10-1.2.4.jar)
UC nevermine{2.3} [AdventOfAscension] (AoA-2.4.B.jar)
UC Backpack{2.0.1} [Backpack] (backpack-2.0.1-1.7.x.jar)
UC Baubles{1.0.1.10} [Baubles] (Baubles-1.7.10-1.0.1.10.jar)
UC BiblioCraft{1.11.4} [BiblioCraft] (BiblioCraft[v1.11.4][MC1.7.10].jar)
UC AWWayofTime{v1.3.3} [Blood Magic: Alchemical Wizardry] (BloodMagic-1.7.10-1.3.3-17.jar)
UC Botania{r1.7-231} [Botania] (Botania r1.7-231.jar)
UC BuildCraft|Core{7.1.13} [BuildCraft] (buildcraft-7.1.13.jar)
UC BuildCraft|Builders{7.1.13} [BC Builders] (buildcraft-7.1.13.jar)
UC BuildCraft|Transport{7.1.13} [BC Transport] (buildcraft-7.1.13.jar)
UC BuildCraft|Energy{7.1.13} [BC Energy] (buildcraft-7.1.13.jar)
UC BuildCraft|Silicon{7.1.13} [BC Silicon] (buildcraft-7.1.13.jar)
UC BuildCraft|Robotics{7.1.13} [BC Robotics] (buildcraft-7.1.13.jar)
UC BuildCraft|Factory{7.1.13} [BC Factory] (buildcraft-7.1.13.jar)
UC candycraftmod{Beta 1.3} [CandyCraft] (CandyCraft-1.3.jar)
UC CarpentersBlocks{3.3.7} [Carpenter's Blocks] (Carpenter's Blocks v3.3.7 - MC 1.7.10.jar)
UC carsanddrives{1.0.9.1} [Cars and Drives] (Cars_and_Drives_Mod_V-1.0.9.1.jar)
UC ChickenChunks{1.3.4.19} [ChickenChunks] (ChickenChunks-1.7.10-1.3.4.19-universal.jar)
UC chisel{2.0.0.3} [Chisel] (Chisel-2-Mod-1.7.10.jar)
UC CopiousDogs{${mcversion}-${version}} [Copious Dogs] (copious-dogs-1.7.10-1.1.2.jar)
UC BuildMod{v1.0} [Build Mod] (CoroUtil-1.7.10.jar)
UC CoroAI{v1.0} [CoroAI] (CoroUtil-1.7.10.jar)
UC ExtendedRenderer{v1.0} [Extended Renderer] (CoroUtil-1.7.10.jar)
UC ConfigMod{v1.0} [Extended Mod Config] (CoroUtil-1.7.10.jar)
UC CustomSpawner{3.3.0} [DrZhark's CustomSpawner] (CustomMobSpawner 3.3.0.zip)
UC customnpcs{1.7.10} [CustomNpcs] (CustomNPCs_1.7.10.jar)
UC PTRModelLib{1.0.0} [PTRModelLib] (Decocraft-2.2.1_1.7.10.jar)
UC props{2.2.1} [Decocraft] (Decocraft-2.2.1_1.7.10.jar)
UC doggystyle{1.1.3.99} [Doggy Style] (DoggyStyle-1.1.3.99.jar)
UC doggytalents{v1.9.0h} [Doggy Talents] (DoggyTalents-1.7.10-v1.9.0h-universal.jar)
UC MoCreatures{6.3.1} [DrZhark's Mo'Creatures Mod] (DrZharks MoCreatures Mod v6.3.1.zip)
UC DyeableBeds{1.7.2 R2} [Dyeable Beds] (Dyeable-Beds-Mod-1.7.10.jar)
UC eplus{3.0.2-d} [Enchanting Plus] (EnchantingPlus-1.7.10-3.0.2-d.jar)
UC EnderStorage{1.4.7.37} [EnderStorage] (EnderStorage-1.7.10-1.4.7.37-universal.jar)
UC exnihilo{1.34} [Ex Nihilo] (Ex-Nihilo-Mod-1.7.10.jar)
UC exastris{For 1.7.10} [Ex Astris] (Ex-Astris-Mod-1.7.10.jar)
UC ExtraUtilities{1.2.12} [Extra Utilities] (extrautilities-1.2.12.jar)
UC FoodPlus{3.2rS} [Food Plus] (FoodPlus-1.7.2-3.2rS.jar)
UC GalacticraftCore{3.0.12} [Galacticraft Core] (GalacticraftCore-1.7-3.0.12.375.jar)
UC GalacticraftMars{3.0.12} [Galacticraft Planets] (Galacticraft-Planets-1.7-3.0.12.375.jar)
UC GrimoireOfGaia{1.0.0} [Grimoire of Gaia 3] (GrimoireOfGaia3-1.7.10-1.0.9.jar)
UC HardcoreEnderExpansion{1.8.4} [Hardcore Ender Expansion] (HardcoreEnderExpansion MC-1.7.10 v1.8.4.jar)
UC iChunUtil{4.0.0} [iChunUtil] (iChun-Util-Mod-1.7.10.jar)
UC Hats{4.0.1} [Hats] (Hats-4.0.1.jar)
UC HatStand{4.0.0} [HatStand] (HatStand-4.0.0.jar)
UC ImmibisCore{59.1.2} [Immibis Core] (immibis-core-59.1.2.jar)
UC InfernalMobs{1.6.0} [Infernal Mobs] (InfernalMobs-1.7.10.jar)
UC InventoryPets{1.3.5} [Inventory Pets] (inventorypets-1.7.10-1.3.5.jar)
UC inventorytweaks{1.58-147-645ca10} [Inventory Tweaks] (InventoryTweaks-1.58-147.jar)
UC IronChest{6.0.62.742} [Iron Chest] (ironchest-1.7.10-6.0.62.742-universal.jar)
UC Waila{1.5.8} [Waila] (Waila-1.5.9_1.7.10.jar)
UC JABBA{1.1.4} [JABBA] (Jabba-1.1.4_1.7.10.jar)
UC malisiscore{1.7.10-0.14.3} [MalisisCore] (malisiscore-1.7.10-0.14.3.jar)
UC RadixCore{2.1.1} [RadixCore] (RadixCore-1.7.10-2.1.1-universal.jar)
UC MCA{1.7.10-5.1.2} [Minecraft Comes Alive] (MCA-1.7.10-5.1.2-universal.jar)
UC MCEF{0.4} [Minecraft Chromium Embedded Framework] (MCEF-1.7.10-0.4.jar)
UC Morph{0.9.2} [Morph] (Morph-Beta-0.9.2.jar)
UC movillages{1.2.1} [Mo' Villages] (MoVillages-1.3.1.jar)
UC cfm{3.4.8} [§9MrCrayfish's Furniture Mod] (MrCrayfishFurnitureModv3.4.8(1.7.10).jar)
UC MutantCreatures{1.4.9} [Mutant Creatures] (MutantCreatures-1.7.10-1.4.9.jar)
UC NGTLib{1.7.10.3} [NGTLib] (NGTLib1.7.10.3_Forge10.13.0.1180.zip)
UC Oceancraft{1.4.1} [Oceancraft] (Oceancraft-1.4.1.jar)
UC placeableitems{1.4.4.1} [Placeable Items Mod] (placeableitems-1.4.4.1.jar)
UC PneumaticCraft{1.11.19-141} [PneumaticCraft] (PneumaticCraft-1.7.10-1.11.19-141-universal.jar)
UC cuchaz.powerTools{1.7.10-1.3} [Power Tools] (powerTools-v1.7.10-1.3.jar)
UC rafradek_blocklauncher{1.4.1} [Block Launcher] (rafradek_blocklauncher-1.4.1.jar)
UC row{1.7.10-15.01.18-0} [Rails of War] (RoW-1.7.10-15.01.18-0.jar)
UC RTM{1.7.10.5} [Real Train Mod] (RTM1.7.10.5_Forge10.13.0.1180.zip)
UC AS_Ruins{14.7} [Ruins Spawning System] (Ruins-1.7.10.jar)
UC cuchaz.cuchazinteractive{1.7.10-1.0} [Cuchaz Interactive] (shipsMod-v1.7.10-1.0.4.jar)
UC cuchaz.ships{1.7.10-1.0.3} [Ships Mod] (shipsMod-v1.7.10-1.0.4.jar)
UC StevesCarts{2.0.0.b18} [Steve's Carts 2] (StevesCarts2.0.0.b18.jar)
UC Sync{4.0.0} [Sync] (Sync-4.0.0.jar)
UC telepads{1.6.4 v5} [Teleportation Pads] (TelePads-Mod-1.7.10.jar)
UC SpecialArmor{1.7.10} [TeeLuk's SpecialArmor] (TLSpecialArmor-1.7.10.jar)
UC TwilightForest{2.3.7} [The Twilight Forest] (twilightforest-1.7.10-2.3.7.jar)
UC AS_UpdateCheck{1.1.6} [AtomicStryker Update Check Mod] (UpdateCheckerMod-1.7.10.jar)
UC VeinMiner{0.16.1} [Vein Miner] (Vein-Miner-Mod-1.7.10.jar)
UC VeinMinerModSupport{0.16.1} [Mod Support] (Vein-Miner-Mod-1.7.10.jar)
UC WaterGun{1.6.2} [Water Gun] (WaterGun[1.6.2].zip)
UE WebDisplay{0.11} [Web Displays] (WebDisplays-0.11.jar)
UC XaeroMinimap{1.6.9.2} [Xaero's Minimap] (xaeros_minimap_v1.6.9.2_Forge_1.7.10.jar)
GL info: ' Vendor: 'NVIDIA Corporation' Version: '4.6.0 NVIDIA 388.13' Renderer: 'GeForce GTX 970/PCIe/SSE2'

Also this is for 1.7.10. Forgot to mention that.

Web Displays need computer craft to run properly, install computercraft or remove Web Displays