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I think I exited before the world could save and I believe it is corrupted!

Crash report:

---- Minecraft Crash Report ----
// You should try our sister game, Minceraft!

Time: 5/15/16 11:26 AM
Description: Exception getting block type in world

java.lang.ArrayIndexOutOfBoundsException: -12
at net.minecraft.world.chunk.NibbleArray.func_76582_a(SourceFile:26)
at net.minecraft.world.chunk.storage.ExtendedBlockStorage.func_76665_b(SourceFile:75)
at net.minecraft.world.chunk.Chunk.func_76628_c(Chunk.java:548)
at net.minecraft.world.chunk.Chunk.func_150812_a(Chunk.java:878)
at net.minecraft.world.chunk.Chunk.func_150813_a(Chunk.java:862)
at net.minecraft.world.chunk.storage.AnvilChunkLoader.loadEntities(AnvilChunkLoader.java:500)
at net.minecraftforge.common.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:41)
at net.minecraftforge.common.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:12)
at net.minecraftforge.common.util.AsynchronousExecutor.skipQueue(AsynchronousExecutor.java:344)
at net.minecraftforge.common.util.AsynchronousExecutor.getSkipQueue(AsynchronousExecutor.java:302)
at net.minecraftforge.common.chunkio.ChunkIOExecutor.syncChunkLoad(ChunkIOExecutor.java:12)
at net.minecraft.world.gen.ChunkProviderServer.loadChunk(ChunkProviderServer.java:126)
at net.minecraft.world.gen.ChunkProviderServer.func_73158_c(ChunkProviderServer.java:101)
at net.minecraft.world.gen.ChunkProviderServer.func_73154_d(ChunkProviderServer.java:199)
at net.minecraft.world.World.func_72964_e(World.java:419)
at net.minecraft.world.World.func_147439_a(World.java:345)
at net.minecraft.block.BlockRailBase$Rail.<init>(BlockRailBase.java:319)
at net.minecraft.block.BlockRailBase.func_150052_a(BlockRailBase.java:165)
at net.minecraft.block.BlockRailBase.func_149726_b(BlockRailBase.java:99)
at net.minecraft.world.chunk.Chunk.func_150807_a(Chunk.java:655)
at net.minecraft.world.World.func_147465_d(World.java:451)
at net.minecraft.world.gen.structure.StructureComponent.func_151550_a(StructureComponent.java:541)
at net.minecraft.world.gen.structure.StructureComponent.func_151552_a(StructureComponent.java:661)
at net.minecraft.world.gen.structure.StructureMineshaftPieces$Corridor.func_74875_a(StructureMineshaftPieces.java:410)
at net.minecraft.world.gen.structure.StructureStart.func_75068_a(StructureStart.java:44)
at net.minecraft.world.gen.structure.MapGenStructure.func_75051_a(MapGenStructure.java:93)
at net.minecraft.world.gen.ChunkProviderGenerate.func_73153_a(ChunkProviderGenerate.java:381)
at net.minecraft.world.gen.ChunkProviderServer.func_73153_a(ChunkProviderServer.java:279)
at net.minecraft.world.chunk.Chunk.func_76624_a(Chunk.java:1055)
at net.minecraftforge.common.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:52)
at net.minecraftforge.common.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:12)
at net.minecraftforge.common.util.AsynchronousExecutor.skipQueue(AsynchronousExecutor.java:344)
at net.minecraftforge.common.util.AsynchronousExecutor.getSkipQueue(AsynchronousExecutor.java:302)
at net.minecraftforge.common.chunkio.ChunkIOExecutor.syncChunkLoad(ChunkIOExecutor.java:12)
at net.minecraft.world.gen.ChunkProviderServer.loadChunk(ChunkProviderServer.java:126)
at net.minecraft.world.gen.ChunkProviderServer.func_73158_c(ChunkProviderServer.java:101)
at net.minecraft.server.MinecraftServer.func_71222_d(MinecraftServer.java:265)
at net.minecraft.server.integrated.IntegratedServer.func_71247_a(IntegratedServer.java:78)
at net.minecraft.server.integrated.IntegratedServer.func_71197_b(IntegratedServer.java:92)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:387)
at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:685)

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

-- Head --
Stacktrace:
at net.minecraft.world.chunk.NibbleArray.func_76582_a(SourceFile:26)
at net.minecraft.world.chunk.storage.ExtendedBlockStorage.func_76665_b(SourceFile:75)
at net.minecraft.world.chunk.Chunk.func_76628_c(Chunk.java:548)
at net.minecraft.world.chunk.Chunk.func_150812_a(Chunk.java:878)
at net.minecraft.world.chunk.Chunk.func_150813_a(Chunk.java:862)
at net.minecraft.world.chunk.storage.AnvilChunkLoader.loadEntities(AnvilChunkLoader.java:500)
at net.minecraftforge.common.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:41)
at net.minecraftforge.common.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:12)
at net.minecraftforge.common.util.AsynchronousExecutor.skipQueue(AsynchronousExecutor.java:344)
at net.minecraftforge.common.util.AsynchronousExecutor.getSkipQueue(AsynchronousExecutor.java:302)
at net.minecraftforge.common.chunkio.ChunkIOExecutor.syncChunkLoad(ChunkIOExecutor.java:12)
at net.minecraft.world.gen.ChunkProviderServer.loadChunk(ChunkProviderServer.java:126)
at net.minecraft.world.gen.ChunkProviderServer.func_73158_c(ChunkProviderServer.java:101)
at net.minecraft.world.gen.ChunkProviderServer.func_73154_d(ChunkProviderServer.java:199)
at net.minecraft.world.World.func_72964_e(World.java:419)

-- Requested block coordinates --
Details:
Found chunk: true
Location: World: (-1319,45,-459), Chunk: (at 9,2,5 in -83,-29; contains blocks -1328,0,-464 to -1313,255,-449), Region: (-3,-1; contains chunks -96,-32 to -65,-1, blocks -1536,0,-512 to -1025,255,-1)
Stacktrace:
at net.minecraft.world.World.func_147439_a(World.java:345)
at net.minecraft.block.BlockRailBase$Rail.<init>(BlockRailBase.java:319)
at net.minecraft.block.BlockRailBase.func_150052_a(BlockRailBase.java:165)
at net.minecraft.block.BlockRailBase.func_149726_b(BlockRailBase.java:99)
at net.minecraft.world.chunk.Chunk.func_150807_a(Chunk.java:655)
at net.minecraft.world.World.func_147465_d(World.java:451)
at net.minecraft.world.gen.structure.StructureComponent.func_151550_a(StructureComponent.java:541)
at net.minecraft.world.gen.structure.StructureComponent.func_151552_a(StructureComponent.java:661)
at net.minecraft.world.gen.structure.StructureMineshaftPieces$Corridor.func_74875_a(StructureMineshaftPieces.java:410)
at net.minecraft.world.gen.structure.StructureStart.func_75068_a(StructureStart.java:44)
at net.minecraft.world.gen.structure.MapGenStructure.func_75051_a(MapGenStructure.java:93)
at net.minecraft.world.gen.ChunkProviderGenerate.func_73153_a(ChunkProviderGenerate.java:381)
at net.minecraft.world.gen.ChunkProviderServer.func_73153_a(ChunkProviderServer.java:279)
at net.minecraft.world.chunk.Chunk.func_76624_a(Chunk.java:1055)
at net.minecraftforge.common.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:52)
at net.minecraftforge.common.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:12)
at net.minecraftforge.common.util.AsynchronousExecutor.skipQueue(AsynchronousExecutor.java:344)
at net.minecraftforge.common.util.AsynchronousExecutor.getSkipQueue(AsynchronousExecutor.java:302)
at net.minecraftforge.common.chunkio.ChunkIOExecutor.syncChunkLoad(ChunkIOExecutor.java:12)
at net.minecraft.world.gen.ChunkProviderServer.loadChunk(ChunkProviderServer.java:126)
at net.minecraft.world.gen.ChunkProviderServer.func_73158_c(ChunkProviderServer.java:101)
at net.minecraft.server.MinecraftServer.func_71222_d(MinecraftServer.java:265)
at net.minecraft.server.integrated.IntegratedServer.func_71247_a(IntegratedServer.java:78)
at net.minecraft.server.integrated.IntegratedServer.func_71197_b(IntegratedServer.java:92)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:387)
at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:685)

-- 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: 330875664 bytes (315 MB) / 628453376 bytes (599 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: 3, tcache: 0, allocated: 13, tallocated: 95
FML: MCP v9.05 FML v7.10.99.99 Minecraft Forge 10.13.4.1481 34 mods loaded, 34 mods active
States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
UCHIJAA mcp{9.05} [Minecraft Coder Pack] (minecraft.jar)
UCHIJAA FML{7.10.99.99} [Forge Mod Loader] (forge-1.7.10-10.13.4.1481-1.7.10.jar)
UCHIJAA Forge{10.13.4.1481} [Minecraft Forge] (forge-1.7.10-10.13.4.1481-1.7.10.jar)
UCHIJAA Micdoodlecore{} [Micdoodle8 Core] (minecraft.jar)
UCHIJAA FamiliarsAPI{1.7.10} [Familiars API] (FamiliarsAPI-1.7.10.jar)
UCHIJAA bspkrsCore{6.16} [bspkrsCore] ([1.7.10]bspkrsCore-universal-6.16.jar)
UCHIJAA Treecapitator{1.7.10} [Treecapitator] ([1.7.10]Treecapitator-universal-2.0.4.jar)
UCHIJAA Baubles{1.0.1.10} [Baubles] (Baubles-1.7.10-1.0.1.10.jar)
UCHIJAA adventurebackpack{1.7.10-0.8b} [Adventure Backpack] (adventurebackpack-1.7.10-0.8c.jar)
UCHIJAA craftguide{1.6.9.0} [CraftGuide] (CraftGuide-1.6.9.0-forge.jar)
UCHIJAA MoCreatures{6.3.1} [DrZhark's Mo'Creatures Mod] (DrZharks MoCreatures Mod v6.3.1.zip)
UCHIJAA energydrink{2.0} [energydrink] (energydrink-2.0.jar)
UCHIJAA ExtendedFamPack{1.7.10} [ExtendedFamPack] (FamiliarsExtendedFamPack-1.7.10.jar)
UCHIJAA FNAF{1.5.1} [FNAF] (FiveNightsatFreddysModv1.5.1.zip)
UCHIJAA fossil{1.7.10 Build 7.2.0} [Fossils and Archeology Revival] (Fossils_Archeology_Revival-1.7.10_Build-7.2.jar)
UCHIJAA GalacticraftCore{3.0.12} [Galacticraft Core] (GalacticraftCore-1.7-3.0.12.350.jar)
UCHIJAA GalacticraftMars{3.0.12} [Galacticraft Planets] (Galacticraft-Planets-1.7-3.0.12.350.jar)
UCHIJAA modtut{4.0} [Guns 'N' Stuff Mod] (GunsNStuff-5.0.jar)
UCHIJAA iChunUtil{4.2.2} [iChunUtil] (iChunUtil-4.2.2.jar)
UCHIJAA Hats{4.0.0} [Hats] (Hats-4.0.0.jar)
UCHIJAA InventoryPets{1.1.2a} [Inventory Pets] (inventorypets-1.7.10-1.1.2a.jar)
UCHIJAA LotsOfFood{1.7.10} [Lots of Food] (Lots of Food-1.7.10 v7.jar)
UCHIJAA RadixCore{2.1.1} [RadixCore] (RadixCore-1.7.10-2.1.1-universal.jar)
UCHIJAA MCA{1.7.10-5.1.1.1} [Minecraft Comes Alive] (MCA-1.7.10-5.1.1.1-universal.jar)
UCHIJAA mcheli{0.10.6} [MC Helicopter] (mcheli)
UCHIJAA Morph{0.9.0} [Morph] (Morph-Beta-0.9.0.jar)
UCHIJAA cfm{3.4.7} [§9MrCrayfish's Furniture Mod] (MrCrayfishFurnitureModv3.4.7(1.7.10).jar)
UCHIJAA musiccraft{2.9.9} [MusicCraft] (musiccraft-2.9.9.jar)
UCHIJAA PortalGun{4.0.0-beta-6} [PortalGun] (PortalGun-4.0.0-beta-6.jar)
UCHIJAA HeroSuits{1.1} [Project Superhuman] (ProjectSuperhuman - v1.1 - 1.7.10.jar)
UCHIJAA sonicmod{1.4.0 MC1.7.10} [Sonic the Hedgehog Mod] (Sonic the Hedgehog Mod 1.7.10 V1.4.0.jar)
UCHIJAA StuffedAnimals{1.7.10v1} [Stuffed Animals] (Stuffed Animals-1.7.10v1.jar)
UCHIJAA corerm{1.0b} [RikMuld's Core] (TheCampingMod_2.1f.jar)
UCHIJAA camping{2.1f} [The Camping Mod 2] (TheCampingMod_2.1f.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: 0 / 8; []
Type: Integrated Server (map_client.txt)
Is Modded: Definitely; Client brand changed to 'fml,forge'

I dont have one

Quote from xKillerbees»

Restore a backup if you have one.

When I try MCedit crashes

GL info: ~~ERROR~~ RuntimeException: No OpenGL context found in the current thread.

GL is what's causing this I'm guessing.