---- Minecraft Crash Report ----

WARNING: coremods are present:
RebornCoreASM (RebornCore-1.11.2-2.13.3.34-universal.jar)
FMLPlugin (InventoryTweaks-1.62-dev-75.jar)
Contact their authors BEFORE contacting forge

// Quite honestly, I wouldn't worry myself about that.

Time: 2/2/17 8:22 PM
Description: Unexpected error

java.lang.IllegalStateException: Already building!
at net.minecraft.client.renderer.VertexBuffer.func_181668_a(VertexBuffer.java:291)
at net.minecraft.client.shader.Framebuffer.func_178038_a(Framebuffer.java:264)
at net.minecraft.client.shader.Framebuffer.func_147615_c(Framebuffer.java:229)
at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:1104)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:372)
at net.minecraft.client.main.Main.main(SourceFile:124)
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 --
Thread: Client thread
Stacktrace:
at net.minecraft.client.renderer.VertexBuffer.func_181668_a(VertexBuffer.java:291)
at net.minecraft.client.shader.Framebuffer.func_178038_a(Framebuffer.java:264)

-- Affected level --
Details:
Level name: MpServer
All players: 1 total; [EntityPlayerSP['driftgoat'/7254, l='MpServer', x=120.99, y=74.00, z=360.22]]
Chunk stats: MultiplayerChunkCache: 625, 625
Level seed: 0
Level generator: ID 00 - default, ver 1. Features enabled: false
Level generator options:
Level spawn location: World: (68,64,256), Chunk: (at 4,4,0 in 4,16; contains blocks 64,0,256 to 79,255,271), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
Level time: 6112226 game time, 6164310 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: 115 total; [EntityPlayerSP['driftgoat'/7254, l='MpServer', x=120.99, y=74.00, z=360.22], EntitySkeleton['Skeleton'/9737, l='MpServer', x=153.50, y=16.00, z=298.50], EntityPainting['Painting'/176, l='MpServer', x=97.00, y=81.00, z=380.97], EntityCreeper['Creeper'/9748, l='MpServer', x=139.50, y=89.00, z=428.50], EntityPainting['Painting'/282, l='MpServer', x=119.00, y=87.00, z=326.03], EntityPainting['Painting'/283, l='MpServer', x=121.97, y=87.00, z=329.00], EntityPainting['Painting'/284, l='MpServer', x=126.03, y=83.00, z=324.50], EntityPainting['Painting'/286, l='MpServer', x=127.50, y=83.00, z=343.97], EntitySkeleton['Skeleton'/9760, l='MpServer', x=173.50, y=78.00, z=390.50], EntityZombie['Zombie'/9763, l='MpServer', x=198.50, y=84.00, z=343.50], EntityZombie['Zombie'/9766, l='MpServer', x=82.81, y=31.00, z=322.50], EntityPainting['Painting'/306, l='MpServer', x=121.00, y=76.50, z=363.97], EntitySkeleton['Skeleton'/9274, l='MpServer', x=102.50, y=100.00, z=386.50], EntityPainting['Painting'/361, l='MpServer', x=134.50, y=83.50, z=335.97], EntityPainting['Painting'/362, l='MpServer', x=130.50, y=82.50, z=330.03], EntityPainting['Painting'/363, l='MpServer', x=134.97, y=83.00, z=324.50], EntityPainting['Painting'/365, l='MpServer', x=130.50, y=82.50, z=335.97], EntityPainting['Painting'/367, l='MpServer', x=131.97, y=83.00, z=341.00], EntityPainting['Painting'/368, l='MpServer', x=129.50, y=83.00, z=343.97], EntitySkeleton['Skeleton'/9292, l='MpServer', x=149.50, y=20.00, z=288.50], EntityBat['Bat'/9812, l='MpServer', x=100.45, y=13.57, z=319.28], EntitySpider['Spider'/9836, l='MpServer', x=171.55, y=87.00, z=373.75], EntityCreeper['Creeper'/9327, l='MpServer', x=138.50, y=90.00, z=412.50], EntityBat['Bat'/9847, l='MpServer', x=198.58, y=23.76, z=298.83], EntityChicken['Chicken'/139, l='MpServer', x=55.21, y=73.00, z=289.48], EntityPig['Pig'/141, l='MpServer', x=45.01, y=67.00, z=298.47], EntitySkeleton['Skeleton'/9874, l='MpServer', x=58.50, y=106.00, z=385.50], EntityPig['Pig'/7318, l='MpServer', x=72.77, y=101.00, z=416.51], EntityChicken['Chicken'/150, l='MpServer', x=66.57, y=75.00, z=287.13], EntityZombie['Zombie'/9884, l='MpServer', x=175.83, y=37.00, z=353.50], EntitySpider['Spider'/9897, l='MpServer', x=55.75, y=64.00, z=426.76], EntityPainting['Painting'/176, l='MpServer', x=97.00, y=81.00, z=380.97], EntitySkeleton['Skeleton'/9912, l='MpServer', x=129.50, y=14.00, z=373.50], EntitySkeleton['Skeleton'/9913, l='MpServer', x=118.50, y=14.00, z=376.50], EntitySkeleton['Skeleton'/9914, l='MpServer', x=119.50, y=14.00, z=377.50], EntitySkeleton['Skeleton'/9915, l='MpServer', x=129.50, y=14.00, z=374.50], EntitySkeleton['Skeleton'/9916, l='MpServer', x=194.50, y=63.00, z=284.50], EntityZombie['Zombie'/9917, l='MpServer', x=117.50, y=16.00, z=332.74], EntityCreeper['Creeper'/9918, l='MpServer', x=63.50, y=72.00, z=418.50], EntityPig['Pig'/7361, l='MpServer', x=183.48, y=62.31, z=426.45], EntitySkeleton['Skeleton'/9931, l='MpServer', x=96.50, y=16.00, z=315.50], EntityZombie['Zombie'/9421, l='MpServer', x=42.50, y=64.00, z=422.50], EntityEnderman['Enderman'/9423, l='MpServer', x=155.48, y=79.00, z=356.59], EntitySkeleton['Skeleton'/9939, l='MpServer', x=108.50, y=17.00, z=348.50], EntitySkeleton['Skeleton'/9940, l='MpServer', x=108.50, y=17.00, z=349.50], EntitySkeleton['Skeleton'/9948, l='MpServer', x=157.50, y=32.00, z=391.50], EntitySkeleton['Skeleton'/9949, l='MpServer', x=155.50, y=32.00, z=392.50], EntitySkeleton['Skeleton'/9950, l='MpServer', x=155.50, y=32.00, z=393.50], EntityZombie['Zombie'/9951, l='MpServer', x=158.50, y=32.00, z=390.50], EntitySkeleton['Skeleton'/9963, l='MpServer', x=135.50, y=15.00, z=383.50], EntityZombie['Zombie'/9463, l='MpServer', x=92.50, y=105.00, z=367.50], EntitySpider['Spider'/9468, l='MpServer', x=160.50, y=78.00, z=353.50], EntityCreeper['Creeper'/9980, l='MpServer', x=176.50, y=78.00, z=321.20], EntityCreeper['Creeper'/9981, l='MpServer', x=178.50, y=78.00, z=322.50], EntityItem['item.item.egg'/9470, l='MpServer', x=165.69, y=78.00, z=337.96], EntitySkeleton['Skeleton'/9982, l='MpServer', x=179.30, y=79.00, z=326.49], EntityBat['Bat'/9476, l='MpServer', x=135.68, y=14.08, z=332.13], EntityZombie['Zombie'/9989, l='MpServer', x=108.50, y=22.00, z=395.50], EntityBat['Bat'/10000, l='MpServer', x=199.66, y=46.00, z=369.25], EntityPainting['Painting'/282, l='MpServer', x=119.00, y=87.00, z=326.03], EntityBat['Bat'/10010, l='MpServer', x=177.53, y=37.65, z=357.12], EntityPainting['Painting'/283, l='MpServer', x=121.97, y=87.00, z=329.00], EntityPainting['Painting'/284, l='MpServer', x=126.03, y=83.00, z=324.50], EntityItemFrame['entity.ItemFrame.name'/285, l='MpServer', x=126.50, y=81.50, z=342.97], EntityPainting['Painting'/286, l='MpServer', x=127.50, y=83.00, z=343.97], EntityItemFrame['entity.ItemFrame.name'/287, l='MpServer', x=126.03, y=82.50, z=340.50], EntityItemFrame['entity.ItemFrame.name'/288, l='MpServer', x=126.03, y=81.50, z=340.50], EntityItemFrame['entity.ItemFrame.name'/289, l='MpServer', x=126.03, y=83.50, z=338.50], EntityItemFrame['entity.ItemFrame.name'/290, l='MpServer', x=126.03, y=82.50, z=338.50], EntityItemFrame['entity.ItemFrame.name'/291, l='MpServer', x=126.03, y=81.50, z=338.50], EntityItemFrame['entity.ItemFrame.name'/292, l='MpServer', x=126.03, y=82.50, z=337.50], EntitySquid['Squid'/9509, l='MpServer', x=132.54, y=61.92, z=316.17], EntityItemFrame['entity.ItemFrame.name'/294, l='MpServer', x=120.03, y=76.50, z=357.50], EntityItemFrame['entity.ItemFrame.name'/295, l='MpServer', x=120.03, y=75.50, z=357.50], EntityItemFrame['entity.ItemFrame.name'/296, l='MpServer', x=120.03, y=74.50, z=357.50], EntityItemFrame['entity.ItemFrame.name'/297, l='MpServer', x=120.03, y=76.50, z=359.50], EntityItemFrame['entity.ItemFrame.name'/298, l='MpServer', x=120.03, y=75.50, z=359.50], EntityItemFrame['entity.ItemFrame.name'/299, l='MpServer', x=120.03, y=74.50, z=359.50], EntityItemFrame['entity.ItemFrame.name'/300, l='MpServer', x=120.03, y=76.50, z=361.50], EntityItemFrame['entity.ItemFrame.name'/301, l='MpServer', x=120.03, y=75.50, z=361.50], EntityItemFrame['entity.ItemFrame.name'/302, l='MpServer', x=120.03, y=74.50, z=361.50], EntityItemFrame['entity.ItemFrame.name'/303, l='MpServer', x=120.03, y=76.50, z=363.50], EntityItemFrame['entity.ItemFrame.name'/304, l='MpServer', x=120.03, y=75.50, z=363.50], EntityItemFrame['entity.ItemFrame.name'/305, l='MpServer', x=120.03, y=74.50, z=363.50], EntityPainting['Painting'/306, l='MpServer', x=121.00, y=76.50, z=363.97], EntityBat['Bat'/10036, l='MpServer', x=118.64, y=16.59, z=299.60], EntityBat['Bat'/9527, l='MpServer', x=166.55, y=37.15, z=364.55], EntitySkeleton['Skeleton'/10040, l='MpServer', x=155.50, y=27.00, z=325.50], EntityCreeper['Creeper'/10042, l='MpServer', x=118.81, y=27.00, z=403.54], EntitySkeleton['Skeleton'/10045, l='MpServer', x=78.70, y=19.00, z=285.70], EntitySkeleton['Skeleton'/10049, l='MpServer', x=124.49, y=55.00, z=423.22], EntityZombie['Zombie'/10054, l='MpServer', x=182.50, y=72.00, z=293.50], EntityCreeper['Creeper'/9550, l='MpServer', x=147.46, y=88.00, z=417.31], EntityZombie['Zombie'/10069, l='MpServer', x=82.21, y=103.00, z=406.54], EntityZombie['Zombie'/9563, l='MpServer', x=145.50, y=85.00, z=383.50], EntityCreeper['Creeper'/7524, l='MpServer', x=113.84, y=98.00, z=335.60], EntityBat['Bat'/10088, l='MpServer', x=158.36, y=26.27, z=352.40], EntityPainting['Painting'/361, l='MpServer', x=134.50, y=83.50, z=335.97], EntityPainting['Painting'/362, l='MpServer', x=130.50, y=82.50, z=330.03], EntityPainting['Painting'/363, l='MpServer', x=134.97, y=83.00, z=324.50], EntityItemFrame['entity.ItemFrame.name'/364, l='MpServer', x=132.50, y=81.50, z=334.97], EntityPainting['Painting'/365, l='MpServer', x=130.50, y=82.50, z=335.97], EntityPainting['Painting'/367, l='MpServer', x=131.97, y=83.00, z=341.00], EntityPainting['Painting'/368, l='MpServer', x=129.50, y=83.00, z=343.97], EntityFallingBlock['Falling Block'/396, l='MpServer', x=149.50, y=18.50, z=285.50], EntityMinecartChest['Minecart with Chest'/397, l='MpServer', x=151.28, y=16.00, z=290.99], EntityChicken['Chicken'/422, l='MpServer', x=166.50, y=78.00, z=338.21], EntitySpider['Spider'/9140, l='MpServer', x=164.41, y=76.00, z=320.63], EntityZombie['Zombie'/9144, l='MpServer', x=150.50, y=12.00, z=308.50], EntityZombie['Zombie'/9659, l='MpServer', x=45.57, y=112.00, z=393.25], EntityPig['Pig'/447, l='MpServer', x=185.83, y=79.00, z=319.17], EntityBat['Bat'/9674, l='MpServer', x=162.75, y=25.10, z=319.21], EntityBat['Bat'/9704, l='MpServer', x=54.24, y=27.63, z=334.29], EntityBat['Bat'/9708, l='MpServer', x=169.76, y=13.24, z=441.55], EntityBat['Bat'/9714, l='MpServer', x=113.32, y=21.03, z=300.56]]
Retry entities: 0 total; []
Server brand: fml,forge
Server type: Non-integrated multiplayer server
Stacktrace:
at net.minecraft.client.multiplayer.WorldClient.func_72914_a(WorldClient.java:524)
at net.minecraft.client.Minecraft.func_71396_d(Minecraft.java:2655)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:401)
at net.minecraft.client.main.Main.main(SourceFile:124)
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: 1.11.2
Operating System: Windows 7 (amd64) version 6.1
Java Version: 1.8.0_25, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 301036168 bytes (287 MB) / 1060372480 bytes (1011 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
IntCache: cache: 0, tcache: 0, allocated: 13, tallocated: 95
FML: MCP 9.38 Powered by Forge 13.20.0.2226 Optifine OptiFine_1.11.2_HD_U_B6 14 mods loaded, 14 mods active
States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
UCHIJA minecraft{1.11.2} [Minecraft] (minecraft.jar)
UCHIJA mcp{9.19} [Minecraft Coder Pack] (minecraft.jar)
UCHIJA FML{8.0.99.99} [Forge Mod Loader] (forge-1.11.2-13.20.0.2226.jar)
UCHIJA forge{13.20.0.2226} [Minecraft Forge] (forge-1.11.2-13.20.0.2226.jar)
UCHIJA mercurius_updater{1.0} [mercurius_updater] (MercuriusUpdater-1.11.jar)
UCHIJA chiselsandbits{13.9} [Chisels & Bits] (chiselsandbits-13.9.jar)
UCHIJA inventorytweaks{1.62-dev-75-f4ba194} [Inventory Tweaks] (InventoryTweaks-1.62-dev-75.jar)
UCHIJA jei{4.2.4.226} [Just Enough Items] (jei_1.11.2-4.2.4.226.jar)
UCHIJA journeymap{1.11.2-5.4.4} [JourneyMap] (journeymap-1.11.2-5.4.4.jar)
UCHIJA reborncore{2.13.3.34} [RebornCore] (RebornCore-1.11.2-2.13.3.34-universal.jar)
UCHIJA reborncore-mcmultipart{2.13.3.34} [reborncore-MCMultiPart] (RebornCore-1.11.2-2.13.3.34-universal.jar)
UCHIJA techreborn{2.1.3.54} [TechReborn] (TechReborn-1.11.2-2.1.3.54-universal.jar)
UCHIJA veinminer{0.35.3} [Vein Miner] (VeinMiner-1.11-0.35.3.605+dad98e1.jar)
UCHIJA veinminermodsupport{0.35.3} [Mod Support] (VeinMiner-1.11-0.35.3.605+dad98e1.jar)
Loaded coremods (and transformers):
RebornCoreASM (RebornCore-1.11.2-2.13.3.34-universal.jar)
reborncore.mixin.transformer.MixinTransformer
FMLPlugin (InventoryTweaks-1.62-dev-75.jar)
invtweaks.forge.asm.ContainerTransformer
GL info: ' Vendor: 'NVIDIA Corporation' Version: '4.5.0 NVIDIA 378.49' Renderer: 'GeForce GTX 670/PCIe/SSE2'
Launched Version: 1.11.2-forge1.11.2-13.20.0.2226
LWJGL: 2.9.4
OpenGL: GeForce GTX 670/PCIe/SSE2 GL version 4.5.0 NVIDIA 378.49, NVIDIA Corporation
GL Caps: Using GL 1.3 multitexturing.
Using GL 1.3 texture combiners.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Shaders are available because OpenGL 2.1 is supported.
VBOs are available because OpenGL 1.5 is supported.

Using VBOs: Yes
Is Modded: Definitely; Client brand changed to 'fml,forge'
Type: Client (map_client.txt)
Resource Packs: 
Current Language: English (US)
Profiler Position: N/A (disabled)
CPU: 8x Intel(R) Xeon(R) CPU E3-1231 v3 @ 3.40GHz

Remove optifine