Help my modpack keeps crashing and i don't know why.

---- Minecraft Crash Report ----
// Who set us up the TNT?

Time: 9/28/16 7:13 PM
Description: Initializing game

java.lang.IllegalArgumentException: Duplicate enchantment id! class noppes.npcs.enchants.EnchantDamage and class am2.enchantments.EnchantMagicResist Enchantment ID:100
at net.minecraft.enchantment.Enchantment.<init>(Enchantment.java:53)
at noppes.npcs.enchants.EnchantInterface.<init>(EnchantInterface.java:23)
at noppes.npcs.enchants.EnchantDamage.<init>(EnchantDamage.java:9)
at noppes.npcs.enchants.EnchantInterface.load(EnchantInterface.java:41)
at noppes.npcs.CustomNpcs.load(CustomNpcs.java:169)
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 cpw.mods.fml.common.FMLModContainer.handleModStateEvent(FMLModContainer.java:532)
at sun.reflect.GeneratedMethodAccessor3.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
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:498)
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.preinitializeMods(Loader.java:556)
at cpw.mods.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:243)
at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:480)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:878)
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:498)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)


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

-- Head --
Stacktrace:
at net.minecraft.enchantment.Enchantment.<init>(Enchantment.java:53)
at noppes.npcs.enchants.EnchantInterface.<init>(EnchantInterface.java:23)
at noppes.npcs.enchants.EnchantDamage.<init>(EnchantDamage.java:9)
at noppes.npcs.enchants.EnchantInterface.load(EnchantInterface.java:41)
at noppes.npcs.CustomNpcs.load(CustomNpcs.java:169)
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 cpw.mods.fml.common.FMLModContainer.handleModStateEvent(FMLModContainer.java:532)
at sun.reflect.GeneratedMethodAccessor3.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
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:498)
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.preinitializeMods(Loader.java:556)
at cpw.mods.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:243)
at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:480)

-- Initialization --
Details:
Stacktrace:
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:878)
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:498)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)

-- System Details --
Details:
Minecraft Version: 1.7.10
Operating System: Mac OS X (x86_64) version 10.11.6
Java Version: 1.8.0_101, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 272229008 bytes (259 MB) / 963641344 bytes (919 MB) up to 963641344 bytes (919 MB)
JVM Flags: 2 total; -Xms1024m -Xmx1024m
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 10.13.4.1558 Optifine OptiFine_1.7.10_HD_C1 55 mods loaded, 55 mods active
States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
UCH mcp{9.05} [Minecraft Coder Pack] (minecraft.jar)
UCH FML{7.10.99.99} [Forge Mod Loader] (modpack.jar)
UCH Forge{10.13.4.1558} [Minecraft Forge] (modpack.jar)
UCH AM2-Preloader{0.0.3} [AMCore] (minecraft.jar)
UCH CodeChickenCore{1.0.7.47} [CodeChicken Core] (minecraft.jar)
UCH ivtoolkit{1.2.1} [IvToolkit] (minecraft.jar)
UCH mcdiscord{2.0.0} [MC Discord] (minecraft.jar)
UCH SC0_SpaceCore{0.7.14} [SpaceCore] (1.7.10-SpaceCore-0.7.14.jar)
UCH AnimationAPI{1.2.4} [AnimationAPI] (AnimationAPI-1.7.10-1.2.4.jar)
UCH arsmagica2{1.4.0.009} [Ars Magica 2] (1.7.10_AM2-1.4.0.009.jar)
UCH ArchimedesShips{1.7.10 v1.7.1} [Archimedes' Ships] (ArchimedesShips-1.7.1.jar)
UCH Backpack{2.0.1} [Backpack] (backpack-2.0.1-1.7.x.jar)
UCH BetterFoliage{2.0.3} [Better Foliage] (BetterFoliage-MC1.7.10-2.0.3.jar)
UCH BiblioCraft{1.11.5} [BiblioCraft] (BiblioCraft[v1.11.5][MC1.7.10].jar)
UCH Mantle{1.7.10-0.3.2.jenkins191} [Mantle] (Mantle-1.7.10-0.3.2b.jar)
UCH Natura{2.2.0} [Natura] (natura-1.7.10-2.2.0.1.jar)
UCH BiblioWoodsNatura{1.5} [BiblioWoods Natura Edition] (BiblioWoods[Natura][v1.5].jar)
UCH BiblioWoodsTFC{1.2} [BiblioWoodsTFC] (BiblioWoods[TerraFirmaCraftV0.79.23][v1.2].jar)
UCH BiomesOPlenty{2.1.0} [Biomes O' Plenty] (BiomesOPlenty-1.7.10-2.1.0.1462-universal.jar)
UCH AWWayofTime{v1.3.3} [Blood Magic: Alchemical Wizardry] (BloodMagic-1.7.10-1.3.3-17.jar)
UCH guideapi{1.7.10-1.0.1-29} [Guide-API] (Guide-API-1.7.10-1.0.1-29.jar)
UCH Baubles{1.0.1.10} [Baubles] (Baubles-1.7.10-1.0.1.10.jar)
UCH BloodArsenal{1.2-4} [Blood Arsenal] (BloodArsenal-1.7.10-1.2-4.jar)
UCH Thaumcraft{4.2.3.5} [Thaumcraft] (Thaumcraft-1.7.10-4.2.3.5.jar)
UCH Botania{r1.8-249} [Botania] (Botania r1.8-249.jar)
UCH CameraStudio{2.1710} [Camera Studio] (CameraStudioV2.1710(mc1.7.10).zip)
UCH CarpentersBlocks{3.3.7} [Carpenter's Blocks] (Carpenter's Blocks v3.3.7 - MC 1.7.10.jar)
UCH chisel{1.5.7} [Chisel] (Chisel-1.7.10-1.5.7.jar)
UCE customnpcs{1.7.10} [CustomNpcs] (CustomNPCs_1.7.10.jar)
UCH PTRModelLib{1.0.0} [PTRModelLib] (Decocraft-2.1.1_1.7.10.jar)
UCH props{2.1.1} [Decocraft] (Decocraft-2.1.1_1.7.10.jar)
UCH doggystyle{1.1.3.99} [Doggy Style] (DoggyStyle-1.1.3.99.jar)
UCH MoCreatures{6.3.1} [DrZhark's Mo'Creatures Mod] (DrZharks MoCreatures Mod v6.3.1.zip)
UCH fairylights{1.4.0} [Fairy Lights] (fairylights-1.4.0-1.7.10.jar)
UCH FastCraft{1.21} [FastCraft] (fastcraft-1.21.jar)
UCH FreezeCam{4.1} [FreezeCam] (FreezeCam-Mod-1.7.10.jar)
UCH gvc{0.6.1} [�aGliby's�f Voice Chat Mod] (GlibysVC.jar)
UCH hamsterrific{0.2.0} [Hamsterrific] (Hamsterrific-0.2.0.jar)
UCH iChunUtil{4.2.2} [iChunUtil] (iChunUtil-4.2.2.jar)
UCH Hats{4.0.1} [Hats] (Hats-4.0.1.jar)
UCH reaper_lantern{1.47} [Lantern mod] (Lantern1.47[1.7.10].jar)
UCH malisiscore{1.7.10-0.14.3} [MalisisCore] (malisiscore-1.7.10-0.14.3.jar)
UCH RadixCore{2.1.1} [RadixCore] (RadixCore-1.7.10-2.1.1-universal.jar)
UCH MCA{1.7.10-5.1.1.2} [Minecraft Comes Alive] (MCA-1.7.10-5.1.1.2-universal.jar)
UCH moreplayermodels{1.7.10} [MorePlayerModels] (More-Player-Models-2-Mod-1.7.10.jar)
UCH harvestcraft{1.7.10j} [Pam's HarvestCraft] (Pam's HarvestCraft 1.7.10Lb.jar)
UCH corerm{1.0c} [RikMuld's Core] (RikMuldsCore_1.0c.jar)
UCH rwbyCraft{1.7.2} [RWBY Craft By KelcoK22] (rwby_c_1.7.10_V1.6.jar)
UCH Sanguimancy{1.7.10-1.1.9-33} [Sanguimancy] (Sanguimancy-1.7.10-1.1.9-33.jar)
UCH TallDoors{0.5.1} [Tall Doors Mod] (TallDoors-1.7.10-0.5.2.jar)
UCH camping{2.1g} [The Camping Mod 2] (TheCampingMod_2.1g.jar)
UCH TravellersGear{1.16.6} [Traveller's Gear] (TravellersGear-1.7.10-1.16.6.jar)
UCH witchery{0.24.1} [Witchery] (witchery-1.7.10-0.24.1.jar)
UCH worldedit{6.0-beta-01} [WorldEdit] (worldedit-forge-mc1.7.10-6.0-beta-01.jar)
UCH yegamolchattels{1.1.2} [Ye Gamol Chattels] (YeGamolChattels-1.1.2.jar)
GL info: ' Vendor: 'Intel Inc.' Version: '2.1 INTEL-10.14.73' Renderer: 'Intel(R) HD Graphics 6000'
Mantle Environment: DO NOT REPORT THIS CRASH! Unsupported mods in environment: optifine
Launched Version: 1.7.10-Forge10.13.4.1558-1.7.10
LWJGL: 2.9.1
OpenGL: Intel(R) HD Graphics 6000 GL version 2.1 INTEL-10.14.73, Intel Inc.
GL Caps: Using GL 1.3 multitexturing.
Using framebuffer objects because ARB_framebuffer_object is supported and separate blending is supported.
Anisotropic filtering is supported and maximum anisotropy is 16.
Shaders are available because OpenGL 2.1 is supported.

Is Modded: Definitely; Client brand changed to 'fml,forge'
Type: Client (map_client.txt)
Resource Packs: [Sphax PureBDcraft 32x MC17.zip]
Current Language: English (US)
Profiler Position: N/A (disabled)
Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Anisotropic Filtering: Off (1)