---- Minecraft Crash Report ----
// I just don't know what went wrong :(

Time: 27-12-16 16:20
Description: Updating screen events

java.lang.NullPointerException: Updating screen events
at net.minecraft.item.ItemStack.func_82833_r(ItemStack.java:507)
at net.minecraft.item.ItemStack.func_82840_a(ItemStack.java:569)
at net.minecraft.client.gui.inventory.GuiContainerCreative.updateFilteredItems(GuiContainerCreative.java:367)
at net.minecraft.client.gui.inventory.GuiContainerCreative.func_147053_i(GuiContainerCreative.java:334)
at net.minecraft.client.gui.inventory.GuiContainerCreative.func_147050_b(GuiContainerCreative.java:523)
at net.minecraft.client.gui.inventory.GuiContainerCreative.func_146286_b(GuiContainerCreative.java:427)
at net.minecraft.client.gui.GuiScreen.func_146274_d(GuiScreen.java:558)
at net.minecraft.client.gui.inventory.GuiContainerCreative.func_146274_d(GuiContainerCreative.java:539)
at net.minecraft.client.gui.GuiScreen.func_146269_k(GuiScreen.java:517)
at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:1700)
at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:1055)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:371)
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.item.ItemStack.func_82833_r(ItemStack.java:507)
at net.minecraft.item.ItemStack.func_82840_a(ItemStack.java:569)
at net.minecraft.client.gui.inventory.GuiContainerCreative.updateFilteredItems(GuiContainerCreative.java:367)
at net.minecraft.client.gui.inventory.GuiContainerCreative.func_147053_i(GuiContainerCreative.java:334)
at net.minecraft.client.gui.inventory.GuiContainerCreative.func_147050_b(GuiContainerCreative.java:523)
at net.minecraft.client.gui.inventory.GuiContainerCreative.func_146286_b(GuiContainerCreative.java:427)
at net.minecraft.client.gui.GuiScreen.func_146274_d(GuiScreen.java:558)
at net.minecraft.client.gui.inventory.GuiContainerCreative.func_146274_d(GuiContainerCreative.java:539)
at net.minecraft.client.gui.GuiScreen.func_146269_k(GuiScreen.java:517)

-- Affected screen --
Details:
Screen name: net.minecraft.client.gui.inventory.GuiContainerCreative

-- Affected level --
Details:
Level name: MpServer
All players: 1 total; [EntityPlayerSP['reinavonhartz'/1875, l='MpServer', x=268,50, y=64,00, z=203,50]]
Chunk stats: MultiplayerChunkCache: 440, 440
Level seed: 0
Level generator: ID 00 - default, ver 1. Features enabled: false
Level generator options:
Level spawn location: World: (275,64,210), Chunk: (at 3,4,2 in 17,13; contains blocks 272,0,208 to 287,255,223), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
Level time: 24750 game time, 24750 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: creative (ID 1). Hardcore: false. Cheats: false
Forced entities: 72 total; [EntityPlayerSP['reinavonhartz'/1875, l='MpServer', x=268,50, y=64,00, z=203,50], EntityCreeper['Creeper'/514, l='MpServer', x=345,40, y=42,00, z=277,83], EntityCreeper['Creeper'/515, l='MpServer', x=344,50, y=42,00, z=277,50], EntityCreeper['Creeper'/516, l='MpServer', x=341,61, y=42,00, z=272,93], EntityZombie['Zombie'/517, l='MpServer', x=344,50, y=42,00, z=276,50], EntityCreeper['Creeper'/648, l='MpServer', x=301,50, y=20,00, z=264,50], EntityZombie['Zombie'/649, l='MpServer', x=308,50, y=20,00, z=260,50], EntityCreeper['Creeper'/650, l='MpServer', x=301,50, y=20,00, z=264,50], EntityZombie['Zombie'/1420, l='MpServer', x=323,22, y=13,00, z=269,70], EntitySquid['Squid'/141, l='MpServer', x=218,88, y=56,62, z=190,50], EntitySquid['Squid'/142, l='MpServer', x=215,35, y=56,33, z=190,41], EntitySkeleton['Skeleton'/1166, l='MpServer', x=296,50, y=22,00, z=250,50], EntitySquid['Squid'/143, l='MpServer', x=216,74, y=58,88, z=186,78], EntitySquid['Squid'/144, l='MpServer', x=214,63, y=61,18, z=186,96], EntityZombie['Zombie'/1168, l='MpServer', x=325,50, y=13,00, z=276,50], EntityBat['Bat'/530, l='MpServer', x=301,25, y=20,10, z=255,60], EntitySkeleton['Skeleton'/1426, l='MpServer', x=337,50, y=18,00, z=221,50], EntityBat['Bat'/533, l='MpServer', x=306,85, y=20,64, z=262,44], EntityBat['Bat'/1941, l='MpServer', x=321,81, y=33,89, z=266,61], EntityBat['Bat'/534, l='MpServer', x=299,44, y=20,26, z=259,41], EntityCreeper['Creeper'/1047, l='MpServer', x=337,50, y=14,00, z=275,50], EntityVillager['Villager'/24, l='MpServer', x=246,50, y=76,00, z=283,34], EntityZombie['Zombie'/1048, l='MpServer', x=331,50, y=14,00, z=279,50], EntityBat['Bat'/1944, l='MpServer', x=325,76, y=32,02, z=268,12], EntityBat['Bat'/1945, l='MpServer', x=329,46, y=32,94, z=267,75], EntityBat['Bat'/1946, l='MpServer', x=317,32, y=33,90, z=266,23], EntityBat['Bat'/410, l='MpServer', x=343,56, y=16,51, z=210,46], EntityVillager['Villager'/27, l='MpServer', x=251,50, y=74,00, z=282,50], EntityZombie['Zombie'/1179, l='MpServer', x=319,50, y=15,00, z=266,50], EntityChicken['Chicken'/28, l='MpServer', x=254,33, y=72,00, z=278,52], EntitySheep['Sheep'/30, l='MpServer', x=285,18, y=67,00, z=204,84], EntitySheep['Sheep'/31, l='MpServer', x=274,50, y=68,93, z=223,60], EntitySheep['Sheep'/32, l='MpServer', x=253,08, y=63,00, z=203,49], EntitySheep['Sheep'/33, l='MpServer', x=268,18, y=65,00, z=222,50], EntityChicken['Chicken'/34, l='MpServer', x=259,50, y=70,00, z=278,50], EntityChicken['Chicken'/35, l='MpServer', x=262,11, y=70,00, z=280,55], EntityCreeper['Creeper'/932, l='MpServer', x=256,50, y=47,00, z=186,50], EntityChicken['Chicken'/36, l='MpServer', x=266,31, y=69,00, z=277,52], EntityCreeper['Creeper'/425, l='MpServer', x=347,50, y=16,00, z=205,50], EntitySquid['Squid'/172, l='MpServer', x=220,70, y=55,43, z=191,46], EntitySquid['Squid'/173, l='MpServer', x=212,63, y=56,13, z=193,09], EntityZombie['Zombie'/1453, l='MpServer', x=314,50, y=16,00, z=245,50], EntitySquid['Squid'/174, l='MpServer', x=213,04, y=56,55, z=192,27], EntitySquid['Squid'/175, l='MpServer', x=212,31, y=55,75, z=186,52], EntityZombie['Zombie'/306, l='MpServer', x=324,05, y=13,00, z=268,87], EntitySheep['Sheep'/52, l='MpServer', x=289,50, y=71,00, z=231,50], EntitySheep['Sheep'/53, l='MpServer', x=293,50, y=71,00, z=230,50], EntitySheep['Sheep'/54, l='MpServer', x=291,50, y=71,00, z=230,50], EntitySkeleton['Skeleton'/1206, l='MpServer', x=299,50, y=23,00, z=251,50], EntitySheep['Sheep'/55, l='MpServer', x=302,23, y=73,00, z=238,49], EntitySkeleton['Skeleton'/697, l='MpServer', x=299,50, y=21,00, z=256,50], EntityZombie['Zombie'/699, l='MpServer', x=297,50, y=21,00, z=252,50], EntitySkeleton['Skeleton'/700, l='MpServer', x=297,50, y=21,00, z=252,50], EntitySheep['Sheep'/65, l='MpServer', x=339,50, y=63,00, z=248,22], EntitySheep['Sheep'/66, l='MpServer', x=339,41, y=63,00, z=247,14], EntitySheep['Sheep'/67, l='MpServer', x=340,04, y=63,00, z=245,36], EntitySheep['Sheep'/68, l='MpServer', x=340,61, y=63,00, z=262,21], EntityBat['Bat'/1994, l='MpServer', x=339,78, y=18,92, z=220,44], EntityBat['Bat'/331, l='MpServer', x=340,67, y=11,47, z=266,51], EntitySkeleton['Skeleton'/716, l='MpServer', x=323,50, y=25,00, z=224,50], EntitySkeleton['Skeleton'/1872, l='MpServer', x=301,50, y=19,00, z=256,50], EntitySkeleton['Skeleton'/720, l='MpServer', x=327,50, y=26,00, z=225,50], EntityZombie['Zombie'/1873, l='MpServer', x=301,50, y=19,00, z=261,50], EntityZombie['Zombie'/1874, l='MpServer', x=301,50, y=19,00, z=262,50], EntityCreeper['Creeper'/1106, l='MpServer', x=334,50, y=33,00, z=216,50], EntityZombie['Zombie'/595, l='MpServer', x=334,51, y=47,00, z=274,20], EntityZombie['Zombie'/2006, l='MpServer', x=319,50, y=54,00, z=150,50], EntityCreeper['Creeper'/352, l='MpServer', x=325,50, y=26,00, z=225,50], EntityBat['Bat'/1638, l='MpServer', x=317,25, y=14,10, z=129,75], EntitySpider['Spider'/1133, l='MpServer', x=309,50, y=20,00, z=263,50], EntityCreeper['Creeper'/1775, l='MpServer', x=337,50, y=43,00, z=270,50], EntityBat['Bat'/373, l='MpServer', x=322,57, y=32,32, z=267,46]]
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:415)
at net.minecraft.client.Minecraft.func_71396_d(Minecraft.java:2660)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:392)
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: 1.10.2
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: 400825272 bytes (382 MB) / 849989632 bytes (810 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 9.32 Powered by Forge 12.18.3.2185 6 mods loaded, 6 mods active
States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
UCHIJA mcp{9.19} [Minecraft Coder Pack] (minecraft.jar)
UCHIJA FML{8.0.99.99} [Forge Mod Loader] (forge-1.10.2-12.18.3.2185.jar)
UCHIJA Forge{12.18.3.2185} [Minecraft Forge] (forge-1.10.2-12.18.3.2185.jar)
UCHIJA mercurius_updater{1.0} [mercurius_updater] (MercuriusUpdater-1.10.2.jar)
UCHIJA Baubles{1.3.8} [Baubles] (Baubles-1.10.2-1.3.8.jar)
UCHIJA Botania{r1.9-339} [Botania] (Botania r1.9-339.jar)
Loaded coremods (and transformers):
GL info: ' Vendor: 'NVIDIA Corporation' Version: '4.5.0 NVIDIA 376.33' Renderer: 'GeForce GTX 1060 6GB/PCIe/SSE2'
Launched Version: 1.10.2-forge1.10.2-12.18.3.2185
LWJGL: 2.9.4
OpenGL: GeForce GTX 1060 6GB/PCIe/SSE2 GL version 4.5.0 NVIDIA 376.33, 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) Core(TM) i7-6700 CPU @ 3.40GHz

what other mods are you running at the same time and can you reproduce this with only botania?

Closing from lack of updates