---- Minecraft Crash Report ----
// But it works on my machine.

Time: 16-2-12 上午10:20
Description: Ticking memory connection

java.lang.IllegalStateException: Invalid side, expected CLIENT
at cn.lambdalib.util.datapart.DataPart.checkSide(DataPart.java:164)
at cn.academy.misc.media.MediaData.installMedia(MediaData.java:45)
at cn.academy.misc.media.ItemMedia.onItemRightClick(ItemMedia.java:51)
at net.minecraft.item.ItemStack.useItemRightClick(ItemStack.java:164)
at net.minecraft.server.management.ItemInWorldManager.tryUseItem(ItemInWorldManager.java:345)
at net.minecraft.network.NetHandlerPlayServer.processPlayerBlockPlacement(NetHandlerPlayServer.java:576)
at net.minecraft.network.play.client.C08PacketPlayerBlockPlacement.processPacket(C08PacketPlayerBlockPlacement.java:74)
at net.minecraft.network.play.client.C08PacketPlayerBlockPlacement.processPacket(C08PacketPlayerBlockPlacement.java:122)
at net.minecraft.network.NetworkManager.processReceivedPackets(NetworkManager.java:241)
at net.minecraft.network.NetworkSystem.networkTick(NetworkSystem.java:182)
at net.minecraft.server.MinecraftServer.updateTimeLightAndEntities(MinecraftServer.java:726)
at net.minecraft.server.MinecraftServer.tick(MinecraftServer.java:614)
at net.minecraft.server.integrated.IntegratedServer.tick(IntegratedServer.java:118)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:485)
at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:752)

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

-- Head --
Stacktrace:
at cn.lambdalib.util.datapart.DataPart.checkSide(DataPart.java:164)
at cn.academy.misc.media.MediaData.installMedia(MediaData.java:45)
at cn.academy.misc.media.ItemMedia.onItemRightClick(ItemMedia.java:51)
at net.minecraft.item.ItemStack.useItemRightClick(ItemStack.java:164)
at net.minecraft.server.management.ItemInWorldManager.tryUseItem(ItemInWorldManager.java:345)
at net.minecraft.network.NetHandlerPlayServer.processPlayerBlockPlacement(NetHandlerPlayServer.java:576)
at net.minecraft.network.play.client.C08PacketPlayerBlockPlacement.processPacket(C08PacketPlayerBlockPlacement.java:74)
at net.minecraft.network.play.client.C08PacketPlayerBlockPlacement.processPacket(C08PacketPlayerBlockPlacement.java:122)
at net.minecraft.network.NetworkManager.processReceivedPackets(NetworkManager.java:241)

-- Ticking connection --
Details:
Connection: net.minecraft.network.NetworkManager@296426d
Stacktrace:
at net.minecraft.network.NetworkSystem.networkTick(NetworkSystem.java:182)
at net.minecraft.server.MinecraftServer.updateTimeLightAndEntities(MinecraftServer.java:726)
at net.minecraft.server.MinecraftServer.tick(MinecraftServer.java:614)
at net.minecraft.server.integrated.IntegratedServer.tick(IntegratedServer.java:118)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:485)
at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:752)

-- System Details --
Details:
Minecraft Version: 1.7.10
Operating System: Windows 8.1 (amd64) version 6.3
Java Version: 1.8.0_45, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 578338216 bytes (551 MB) / 1038876672 bytes (990 MB) up to 1038876672 bytes (990 MB)
JVM Flags: 3 total; -Xincgc -Xmx1024M -Xms1024M
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 94
FML: MCP v9.05 FML v7.10.99.99 Minecraft Forge 10.13.4.1517 11 mods loaded, 11 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
UCHIJAAAA FML{7.10.99.99} Forge Mod Loader
UCHIJAAAA Forge{10.13.4.1517} Minecraft Forge
UCHIJAAAA NotEnoughItems{1.0.3.74} Not Enough Items
UCHIJAAAA CodeChickenCore{1.0.4.29} CodeChicken Core
UCHIJAAAA LambdaLib|Core{1.1.1} LambdaLib|Core
UCHIJAAAA LambdaLib{1.1.1} LambdaLib
UCHIJAAAA academy-craft{1.0pr3_1} AcademyCraft
UCHIJAAAA examplemod{1.0} examplemod
UCHIJAAAA IC2{2.2.811-experimental} IndustrialCraft 2
UCHIJAAAA MineTweaker3{3.0.9B} MineTweaker 3
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['Player181'/99, l='New World', x=27.34, y=92.00, z=-223.87]]
Type: Integrated Server (map_client.txt)
Is Modded: Definitely; Client brand changed to 'fml,forge'