Every time I try to open my world it always crashes and says "it looks you are using an unsupported modified version of the game". This world used to launch perfectly fine but now it doesn't please help

---- Minecraft Crash Report ----
// Shall we play a game?

Time: 6/23/17 1:39 PM
Description: Exception in server tick loop

java.lang.ArrayIndexOutOfBoundsException: 0
at net.minecraft.world.chunk.storage.ExtendedBlockStorage.func_150819_a(SourceFile:34)
at net.minecraft.world.chunk.storage.ExtendedBlockStorage.func_76672_e(SourceFile:121)
at net.minecraft.world.chunk.storage.AnvilChunkLoader.func_75823_a(AnvilChunkLoader.java:441)
at net.minecraft.world.chunk.storage.AnvilChunkLoader.checkedReadChunkFromNBT__Async(AnvilChunkLoader.java:154)
at net.minecraft.world.chunk.storage.AnvilChunkLoader.loadChunk__Async(AnvilChunkLoader.java:124)
at net.minecraftforge.common.chunkio.ChunkIOProvider.callStage1(ChunkIOProvider.java:20)
at net.minecraftforge.common.chunkio.ChunkIOProvider.callStage1(ChunkIOProvider.java:12)
at net.minecraftforge.common.util.AsynchronousExecutor$Task.init(AsynchronousExecutor.java:151)
at net.minecraftforge.common.util.AsynchronousExecutor$Task.initAsync(AsynchronousExecutor.java:96)
at net.minecraftforge.common.util.AsynchronousExecutor$Task.run(AsynchronousExecutor.java:86)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)


A detailed walkthrough of the error, its code path and all known details is as follows:
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-- System Details --
Details:
Minecraft Version: 1.7.10
Operating System: Windows 8.1 (amd64) version 6.3
Java Version: 1.8.0_25, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 246604168 bytes (235 MB) / 673042432 bytes (641 MB) up to 1060372480 bytes (1011 MB)
JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 95
FML: MCP v9.05 FML v7.10.99.99 Minecraft Forge 10.13.4.1614 61 mods loaded, 61 mods active
States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
UCHIJAAAA mcp{9.05} [Minecraft Coder Pack] (minecraft.jar)
UCHIJAAAA FML{7.10.99.99} [Forge Mod Loader] (forge-1.7.10-10.13.4.1614-1.7.10.jar)
UCHIJAAAA Forge{10.13.4.1614} [Minecraft Forge] (forge-1.7.10-10.13.4.1614-1.7.10.jar)
UCHIJAAAA CodeChickenCore{1.0.7.47} [CodeChicken Core] (minecraft.jar)
UCHIJAAAA NotEnoughItems{1.0.5.120} [Not Enough Items] (NotEnoughItems-1.7.10-1.0.5.120-universal.jar)
UCHIJAAAA oresheepmod{v3.1.0} [Ore Sheep] (1.7.10-OreSheepMod-v3.1.0.jar)
UCHIJAAAA movillages{1.4.2} [Mo' Villages] ([1.7.10]MoVillages-1.4.2.jar)
UCHIJAAAA ChickenShed{1.1.3} [Chicken Shed] ([1.7.2] ChickenShed (v1.1.3).jar)
UCHIJAAAA Baubles{1.0.1.10} [Baubles] (Baubles-1.7.10-1.0.1.10.jar)
UCHIJAAAA adventurebackpack{1.7.10-0.8b} [Adventure Backpack] (adventurebackpack-1.7.10-0.8c.jar)
UCHIJAAAA animalbikes{1.7.10} [Animal Bikes] (AnimalBikes_1.7.10.jar)
UCHIJAAAA aquacreeper{1.0.1} [Aqua Creeper] (AquaCreepers-1.0.1.jar)
UCHIJAAAA BaMsGRAVE{1.4.2_01} [BaM's Grave] (bamsgrave-1.7.2-1.4.2_01.jar)
UCHIJAAAA binocular{1.2} [Binocular] (binocular-1.7.10-1.2.jar)
UCHIJAAAA BiomesOPlenty{2.1.0} [Biomes O' Plenty] (BiomesOPlenty-1.7.10-2.1.0.1826-universal.jar)
UCHIJAAAA blockrevenge{1.0} [Revenge of the Blocks] (BlockRevenge-v1.0-1.7.10.jar)
UCHIJAAAA CamouflageCreepers{1.4} [Camouflage Creepers] (CamouflageCreepers-1.7.10-1.4.jar)
UCHIJAAAA climatecontrol{0.4} [Climate Control] (ClimateControl-0.5.beta53.jar)
UCHIJAAAA colorfularmor{1.7.10-2.7} [Colorful Armor] (colorfularmor-1.7.10-2.7.jar)
UCHIJAAAA MineTweaker3{3.0.12} [MineTweaker 3] (CraftTweaker-1.7.10-3.0.12.jar)
UCHIJAAAA CustomMainMenu{1.9.2} [Custom Main Menu] (CustomMainMenu-MC1.7.10-1.9.2.jar)
UCHIJAAAA EnderZoo{1.7.10-1.0.15.32} [Ender Zoo] (EnderZoo-1.7.10-1.0.15.32.jar)
UCHIJAAAA etfuturum{1.5.5} [Et Futurum] (Et Futurum-1.5.5.jar)
UCHIJAAAA exoticbirds{1.0} [Exotic Birds] (Exotic Birds 1.7.10 - 1.0.3b.jar)
UCHIJAAAA golems{1.20} [Extra Golems] (Extra-Golems[1.7.10]-1.20.jar)
UCHIJAAAA ExtraUtilities{1.2.12} [Extra Utilities] (extrautilities-1.2.12.jar)
UCHIJAAAA fairylights{1.4.0} [Fairy Lights] (fairylights-1.4.0-1.7.10.jar)
UCHIJAAAA llibrary{1.5.1} [LLibrary] (llibrary-1.5.1-1.7.10.jar)
UCHIJAAAA fossil{7.3.2} [Fossils and Archeology Revival] (fossilsarcheology-7.3.2.jar)
UCHIJAAAA FTBL{1.0.18.2} [FTBLib] (FTBLib-1.7.10-1.0.18.3.jar)
UCHIJAAAA FTBU{1.0.18.2} [FTBUtilities] (FTBUtilities-1.7.10-1.0.18.3.jar)
UCHIJAAAA GardenContainers{1.7.10-1.7.0} [Garden Containers] (GardenStuff-1.7.10-1.7.0.jar)
UCHIJAAAA GardenCore{1.7.10-1.7.0} [Garden Core] (GardenStuff-1.7.10-1.7.0.jar)
UCHIJAAAA GardenStuff{1.7.10-1.7.0} [Garden Stuff] (GardenStuff-1.7.10-1.7.0.jar)
UCHIJAAAA GardenTrees{1.7.10-1.7.0} [Garden Trees] (GardenStuff-1.7.10-1.7.0.jar)
UCHIJAAAA hungryanimals{1.7.10-10.13.4.1492-2.0} [Hungry Animals] (hungryanimals-1.7.10-2.0.alpha07.jar)
UCHIJAAAA hungryZombies{1.2.0} [Hungry Zombies] (hungryzombies-1.7.10-1.2.0.jar)
UCHIJAAAA inpure|core{1.7.10R1.0.0B9} [INpureCore] (INpureCore-[1.7.10]1.0.0B9-62.jar)
UCHIJAAAA InventoryPets{1.4.8.1} [Inventory Pets] (inventorypets-1.7.10-1.4.8.1-universal.jar)
UCHIJAAAA inventorytweaks{1.59-dev-152-cf6e263} [Inventory Tweaks] (InventoryTweaks-1.59-dev-152.jar)
UCHIJAAAA journeymap{5.1.4p1} [JourneyMap] (journeymap-1.7.10-5.1.4p1-unlimited.jar)
UCHIJAAAA LLadders{0.5.0} [Luppii's Ladders] (Ladders-0.5.0-MC1.7.10.jar)
UCHIJAAAA reaper_lantern{1.47} [Lantern mod] (Lantern1.47[1.7.10].jar)
UCHIJAAAA MagicYarn{1.1.5} [Magic Yarn] (MagicYarn-1.7.10.jar)
UCHIJAAAA malisiscore{1.7.10-0.14.3} [MalisisCore] (malisiscore-1.7.10-0.14.3.jar)
UCHIJAAAA malisisdoors{1.7.10-1.13.2} [Malisis' Doors] (malisisdoors-1.7.10-1.13.2.jar)
UCHIJAAAA mercurius{1.0.1} [Mercurius] (Mercurius-1.7.10-1.0.1.jar)
UCHIJAAAA cfm{3.4.7} [§9MrCrayfish's Furniture Mod] (MrCrayfishFurnitureModv3.4.7(1.7.10).jar)
UCHIJAAAA Neat{GRADLE:VERSION-GRADLE:BUILD} [Neat] (Neat 1.0-1.jar)
UCHIJAAAA neiintegration{1.1.2} [NEI Integration] (NEIIntegration-MC1.7.10-1.1.2.jar)
UCHIJAAAA mesa{1.7.10-1.0.1} [PackFixer] (PackFixer-1.7.10-1.0.1.jar)
UCHIJAAAA harvestcraft{1.7.10j} [Pam's HarvestCraft] (Pam's HarvestCraft 1.7.10Lb.jar)
UCHIJAAAA pandorasbox{2.0.1} [Pandora's Box] (PandorasBox-2.1.jar)
UCHIJAAAA PigManure{1.0.1} [Pig Manure] (pig-manure-1.0.1.jar)
UCHIJAAAA primitivemobs{1.0} [Primitive Mobs] (primitivemobs-1.0c-1.7.10.jar)
UCHIJAAAA ResourceLoader{1.3} [Resource Loader] (ResourceLoader-MC1.7.10-1.3.jar)
UCHIJAAAA ropebridge{1.3} [Rope Bridge] (RopeBridge-v1.3-mc1.7.10.jar)
UCHIJAAAA stacywolves{1.0.7-1.7.10} [Stacy's Wolves Mod] (Stacy'sWolvesMod-1.7.10-1.0.12.jar)
UCHIJAAAA StacyPlaysMod{1.0.0} [StacyPlaysMod] (stacyplays_mod_1.7.10.zip)
UCHIJAAAA StorageDrawers{1.7.10-1.10.4} [Storage Drawers] (StorageDrawers-1.7.10-1.10.4.jar)
UCHIJAAAA ultimate_unicorn_mod{1.5.4} [Wings, Horns, and Hooves, the Ultimate Unicorn Mod!] (ultimate_unicorn_mod-1.7.10-1.5.4.jar)
GL info: ~~ERROR~~ RuntimeException: No OpenGL context found in the current thread.
Profiler Position: N/A (disabled)
Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Player Count: 1 / 8; [EntityPlayerMP['Lauurenz'/255, l='Better i hope', x=946.50, y=72.10, z=467.50]]
Type: Integrated Server (map_client.txt)
Is Modded: Definitely; Client brand changed to 'fml,forge'

Java version- 1.8.0-131