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I was trying to record the third episode of my Modded Minecraft series for YouTube and when I loaded the world for about the 10th time and after playing over 3 hours on this world i got this error

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

Time: 7/25/15 9:14 PM
Description: Unexpected error

java.lang.NullPointerException: Unexpected error
at net.minecraft.client.network.NetHandlerPlayClient.func_147281_a(NetHandlerPlayClient.java:745)
at net.minecraft.network.play.server.S0FPacketSpawnMob.func_148833_a(SourceFile:97)
at net.minecraft.network.play.server.S0FPacketSpawnMob.func_148833_a(SourceFile:15)
at net.minecraft.network.NetworkManager.func_74428_b(NetworkManager.java:212)
at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:2061)
at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:973)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:898)
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)

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

-- Head --
Stacktrace:
at net.minecraft.client.network.NetHandlerPlayClient.func_147281_a(NetHandlerPlayClient.java:745)
at net.minecraft.network.play.server.S0FPacketSpawnMob.func_148833_a(SourceFile:97)
at net.minecraft.network.play.server.S0FPacketSpawnMob.func_148833_a(SourceFile:15)
at net.minecraft.network.NetworkManager.func_74428_b(NetworkManager.java:212)

-- Affected level --
Details:
Level name: MpServer
All players: 1 total; [EntityClientPlayerMP['stealth1265'/558, l='MpServer', x=-128.50, y=25.62, z=-142.50]]
Chunk stats: MultiplayerChunkCache: 0, 0
Level seed: 0
Level generator: ID 00 - default, ver 1. Features enabled: false
Level generator options:
Level spawn location: World: (-47,64,312), Chunk: (at 1,4,8 in -3,19; contains blocks -48,0,304 to -33,255,319), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
Level time: 237918 game time, 305898 day time
Level dimension: 0
Level storage version: 0x00000 - Unknown?
Level weather: Rain time: 0 (now: false), thunder time: 0 (now: false)
Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
Forced entities: 73 total; [EntityClientPlayerMP['stealth1265'/558, l='MpServer', x=-128.50, y=25.62, z=-142.50], EntityPig['Pig'/681, l='MpServer', x=-56.88, y=63.00, z=-151.19], EntityPig['Pig'/682, l='MpServer', x=-60.13, y=69.00, z=-144.94], Firefly['Firefly'/684, l='MpServer', x=-170.47, y=63.09, z=-184.44], EntityItem['item.tile.log.oak'/686, l='MpServer', x=-146.00, y=70.13, z=-79.84], EntitySheep['Sheep'/687, l='MpServer', x=-188.72, y=63.00, z=-98.28], Firefly['Firefly'/561, l='MpServer', x=-123.00, y=64.09, z=-139.97], Firefly['Firefly'/562, l='MpServer', x=-116.63, y=63.38, z=-158.66], EntityXPOrb['Experience Orb'/563, l='MpServer', x=-106.50, y=26.13, z=-136.25], EntitySheep['Sheep'/691, l='MpServer', x=-51.63, y=71.75, z=-105.47], EntityXPOrb['Experience Orb'/564, l='MpServer', x=-106.50, y=26.13, z=-136.25], EntitySheep['Sheep'/692, l='MpServer', x=-55.50, y=78.00, z=-106.94], EntityXPOrb['Experience Orb'/565, l='MpServer', x=-105.38, y=26.13, z=-137.25], Girlfriend['Girlfriend'/566, l='MpServer', x=-135.75, y=63.00, z=-154.72], Girlfriend['Girlfriend'/567, l='MpServer', x=-132.50, y=63.00, z=-156.50], Firefly['Firefly'/695, l='MpServer', x=-190.41, y=63.16, z=-190.31], Girlfriend['Girlfriend'/568, l='MpServer', x=-134.25, y=63.00, z=-155.75], EntityCreeper['Creeper'/696, l='MpServer', x=-121.50, y=67.00, z=-215.50], Firefly['Firefly'/569, l='MpServer', x=-139.66, y=63.66, z=-154.56], Firefly['Firefly'/570, l='MpServer', x=-139.09, y=67.03, z=-152.44], Firefly['Firefly'/571, l='MpServer', x=-135.38, y=64.19, z=-147.34], EntityXPOrb['Experience Orb'/572, l='MpServer', x=-110.75, y=24.13, z=-126.75], EntityXPOrb['Experience Orb'/573, l='MpServer', x=-110.75, y=24.13, z=-126.75], EntityXPOrb['Experience Orb'/574, l='MpServer', x=-110.75, y=24.13, z=-126.75], EntityXPOrb['Experience Orb'/575, l='MpServer', x=-110.75, y=24.13, z=-126.75], EntityXPOrb['Experience Orb'/576, l='MpServer', x=-110.75, y=24.13, z=-126.75], EntityXPOrb['Experience Orb'/577, l='MpServer', x=-110.75, y=24.13, z=-126.75], EntityXPOrb['Experience Orb'/578, l='MpServer', x=-110.75, y=24.13, z=-126.75], EntityXPOrb['Experience Orb'/579, l='MpServer', x=-110.75, y=24.13, z=-126.75], EntityXPOrb['Experience Orb'/580, l='MpServer', x=-110.75, y=24.13, z=-126.75], EntityXPOrb['Experience Orb'/581, l='MpServer', x=-110.75, y=24.13, z=-126.75], Firefly['Firefly'/582, l='MpServer', x=-158.50, y=63.78, z=-130.16], Firefly['Firefly'/583, l='MpServer', x=-82.25, y=74.06, z=-129.41], Firefly['Firefly'/584, l='MpServer', x=-157.38, y=63.06, z=-126.00], Beaver['Beaver'/585, l='MpServer', x=-148.66, y=64.00, z=-115.00], Firefly['Firefly'/586, l='MpServer', x=-148.50, y=63.00, z=-152.47], Firefly['Firefly'/587, l='MpServer', x=-100.22, y=54.09, z=-170.44], Firefly['Firefly'/588, l='MpServer', x=-96.50, y=54.00, z=-167.22], EntitySheep['Sheep'/716, l='MpServer', x=-53.50, y=77.00, z=-95.50], Firefly['Firefly'/589, l='MpServer', x=-97.72, y=55.84, z=-169.56], Firefly['Firefly'/590, l='MpServer', x=-98.50, y=55.03, z=-170.56], Firefly['Firefly'/591, l='MpServer', x=-88.44, y=63.00, z=-147.56], EnchantedCow['Enchanted Golden Apple Cow'/592, l='MpServer', x=-90.25, y=67.00, z=-158.53], Firefly['Firefly'/593, l='MpServer', x=-83.34, y=68.03, z=-145.63], EnchantedCow['Enchanted Golden Apple Cow'/594, l='MpServer', x=-89.50, y=70.00, z=-122.19], EntityItem['item.tile.log.oak'/595, l='MpServer', x=-156.06, y=69.13, z=-99.16], EntityItem['item.tile.log.oak'/596, l='MpServer', x=-155.06, y=69.13, z=-100.19], EntityItem['item.tile.log.oak'/597, l='MpServer', x=-154.88, y=68.13, z=-96.66], EntityItem['item.tile.log.oak'/598, l='MpServer', x=-152.13, y=64.13, z=-101.13], EntityItem['item.tile.log.oak'/599, l='MpServer', x=-152.88, y=64.13, z=-101.63], EntityItem['item.tile.log.oak'/600, l='MpServer', x=-149.16, y=64.13, z=-103.03], EntityItem['item.tile.log.oak'/601, l='MpServer', x=-152.59, y=71.13, z=-100.81], EntityItem['item.tile.sapling.oak'/602, l='MpServer', x=-152.09, y=69.13, z=-102.81], EntityItem['item.tile.sapling.oak'/603, l='MpServer', x=-154.13, y=64.13, z=-103.13], EntityItem['item.tile.sapling.oak'/604, l='MpServer', x=-157.34, y=64.13, z=-96.25], Firefly['Firefly'/605, l='MpServer', x=-159.47, y=63.72, z=-161.50], EntityZombie['Zombie'/609, l='MpServer', x=-85.50, y=67.00, z=-174.50], EntitySkeleton['Skeleton'/610, l='MpServer', x=-84.06, y=67.00, z=-175.69], Firefly['Firefly'/611, l='MpServer', x=-164.88, y=62.94, z=-143.53], EntityItem['item.tile.sapling.birch'/613, l='MpServer', x=-66.38, y=70.13, z=-133.31], Firefly['Firefly'/615, l='MpServer', x=-71.97, y=70.91, z=-138.81], Firefly['Firefly'/616, l='MpServer', x=-77.97, y=75.00, z=-131.31], EntityItem['item.tile.log.oak'/617, l='MpServer', x=-143.81, y=74.13, z=-81.50], Firefly['Firefly'/618, l='MpServer', x=-136.50, y=54.06, z=-180.47], Firefly['Firefly'/619, l='MpServer', x=-142.19, y=53.69, z=-178.31], EntityItem['item.tile.log.oak'/626, l='MpServer', x=-148.22, y=68.13, z=-80.28], EntityItem['item.tile.log.oak'/627, l='MpServer', x=-146.97, y=68.13, z=-80.13], EntityItem['item.tile.log.oak'/628, l='MpServer', x=-150.78, y=64.13, z=-85.88], EntityItem['item.tile.log.oak'/629, l='MpServer', x=-149.75, y=64.13, z=-83.66], EntityItem['item.tile.log.oak'/630, l='MpServer', x=-151.00, y=68.13, z=-84.91], EntityItem['item.tile.log.oak'/631, l='MpServer', x=-152.50, y=65.13, z=-89.06], EntityItem['item.tile.sapling.oak'/632, l='MpServer', x=-155.84, y=69.13, z=-95.88], EntityItem['item.tile.log.oak'/633, l='MpServer', x=-153.22, y=64.13, z=-95.13]]
Retry entities: 0 total; []
Server brand: fml,forge
Server type: Integrated singleplayer server
Stacktrace:
at net.minecraft.client.multiplayer.WorldClient.func_72914_a(WorldClient.java:373)
at net.minecraft.client.Minecraft.func_71396_d(Minecraft.java:2444)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:927)
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)

-- 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: 198568416 bytes (189 MB) / 546209792 bytes (520 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: 9, tcache: 0, allocated: 13, tallocated: 95
FML: MCP v9.05 FML v7.10.99.99 Minecraft Forge 10.13.3.1428 26 mods loaded, 26 mods active
mcp{9.05} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
FML{7.10.99.99} [Forge Mod Loader] (forge-1.7.10-10.13.3.1428-1.7.10.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Forge{10.13.3.1428} [Minecraft Forge] (forge-1.7.10-10.13.3.1428-1.7.10.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
CodeChickenCore{1.0.7.46} [CodeChicken Core] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
NotEnoughItems{1.0.5.111} [Not Enough Items] (NotEnoughItems-1.7.10-1.0.5.111-universal.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
VeinMiner_coremod{0.26.0_build.unknown} [Core mod] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
OpenModsCore{0.6} [OpenModsCore] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
<CoFH ASM>{000} [CoFH ASM] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
FLabsBF{4.3} [Better Furnaces] ([1.7.10]Better_Furnaces_V4.3.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
CoFHCore{1.7.10R3.0.2} [CoFH Core] (CoFHCore-[1.7.10]3.0.2-262.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ThermalFoundation{1.7.10R1.0.0} [Thermal Foundation] (ThermalFoundation-[1.7.10]1.0.0-81.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ThermalExpansion{1.7.10R4.0.1} [Thermal Expansion] (ThermalExpansion-[1.7.10]4.0.1-182.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
BigReactors{0.4.3A} [Big Reactors] (BigReactors-0.4.3A.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ComputerCraft{1.73} [ComputerCraft] (ComputerCraft1.73.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
IronChest{6.0.62.742} [Iron Chest] (ironchest-1.7.10-6.0.62.742-universal.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
lucky{5.1.0} [Lucky Block] (Lucky-Block-Mod-1.7.10.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
OpenMods{0.6} [OpenMods] (OpenModsLib-1.7.10-0.6.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
OpenBlocks{1.3} [OpenBlocks] (OpenBlocks-1.7.10-1.3.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
OreSpawn{1.7.10.20.3} [OreSpawn] (orespawn-1.7.10-20.3.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ReiMinimap{1.7.10} [Rei's Minimap] (Reis-Minimap-Mod-1.7.10.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
simplyjetpacks{1.4.1} [Simply Jetpacks] (SimplyJetpacks-MC1.7.10-1.4.1.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ThermalDynamics{1.7.10R1.0.0} [Thermal Dynamics] (ThermalDynamics-[1.7.10]1.0.0-122.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
VeinMiner{0.26.0_build.unknown} [Vein Miner] (VeinMiner-1.7.10_0.27.0.unknown.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
VeinMinerModSupport{0.26.0_build.unknown} [Mod Support] (VeinMiner-1.7.10_0.27.0.unknown.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Waila{1.5.8} [Waila] (Waila-1.5.9_1.7.10.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
witchery{0.24.0} [Witchery] (witchery-1.7.10-0.24.0.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
GL info: ' Vendor: 'Intel' Version: '4.0.0 - Build 10.18.10.3408' Renderer: 'Intel(R) HD Graphics'
OpenModsLib crash transformers: [stencil_patches:FINISHED],[movement_callback:FINISHED],[map_gen_fix:FINISHED],[gl_capabilities_hook:FINISHED],[player_render_hook:FINISHED]
CoFHCore: -[1.7.10]3.0.2-262
ThermalFoundation: -[1.7.10]1.0.0-81
ThermalExpansion: -[1.7.10]4.0.1-182
ThermalDynamics: -[1.7.10]1.0.0-122
Stencil buffer state: Function set: GL30, pool: forge, bits: 8
Launched Version: 1.7.10-Forge10.13.3.1428-1.7.10
LWJGL: 2.9.1
OpenGL: Intel(R) HD Graphics GL version 4.0.0 - Build 10.18.10.3408, Intel
GL Caps: Using GL 1.3 multitexturing.
Using framebuffer objects because OpenGL 3.0 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: [StatywPlay_PVP_Pack_Reupload.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)

If you can help, please tell me how.