---- Minecraft Crash Report ----

WARNING: coremods are present:
Contact their authors BEFORE contacting forge

// I bet Cylons wouldn't have this problem.

Time: 06/12/16 16:49
Description: Starting integrated server

java.lang.NoClassDefFoundError: net/minecraft/server/management/PlayerList
at net.minecraft.client.Minecraft.func_71371_a(Minecraft.java:2298)
at net.minecraftforge.fml.client.FMLClientHandler.tryLoadExistingWorld(FMLClientHandler.java:723)
at net.minecraft.client.gui.GuiListWorldSelectionEntry.func_186777_e(GuiListWorldSelectionEntry.java:245)
at net.minecraft.client.gui.GuiListWorldSelectionEntry.func_186774_a(GuiListWorldSelectionEntry.java:199)
at net.minecraft.client.gui.GuiListWorldSelectionEntry.func_148278_a(GuiListWorldSelectionEntry.java:163)
at net.minecraft.client.gui.GuiListExtended.func_148179_a(SourceFile:41)
at net.minecraft.client.gui.GuiWorldSelection.func_73864_a(SourceFile:118)
at net.minecraft.client.gui.GuiScreen.func_146274_d(GuiScreen.java:548)
at net.minecraft.client.gui.GuiWorldSelection.func_146274_d(SourceFile:50)
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)
Caused by: java.lang.ClassNotFoundException: net.minecraft.server.management.PlayerList
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:101)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
... 20 more


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.Minecraft.func_71371_a(Minecraft.java:2298)

-- Starting integrated server --
Details:
Level ID: New World
Level Name: New World
Stacktrace:
at net.minecraft.client.Minecraft.func_71371_a(Minecraft.java:2298)
at net.minecraftforge.fml.client.FMLClientHandler.tryLoadExistingWorld(FMLClientHandler.java:723)
at net.minecraft.client.gui.GuiListWorldSelectionEntry.func_186777_e(GuiListWorldSelectionEntry.java:245)
at net.minecraft.client.gui.GuiListWorldSelectionEntry.func_186774_a(GuiListWorldSelectionEntry.java:199)
at net.minecraft.client.gui.GuiListWorldSelectionEntry.func_148278_a(GuiListWorldSelectionEntry.java:163)
at net.minecraft.client.gui.GuiListExtended.func_148179_a(SourceFile:41)
at net.minecraft.client.gui.GuiWorldSelection.func_73864_a(SourceFile:118)
at net.minecraft.client.gui.GuiScreen.func_146274_d(GuiScreen.java:548)
at net.minecraft.client.gui.GuiWorldSelection.func_146274_d(SourceFile:50)
at net.minecraft.client.gui.GuiScreen.func_146269_k(GuiScreen.java:517)

-- Affected screen --
Details:
Screen name: net.minecraft.client.gui.GuiWorldSelection
Stacktrace:
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)

-- System Details --
Details:
Minecraft Version: 1.10.2
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: 448757464 bytes (427 MB) / 746946560 bytes (712 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: 0, tallocated: 0
FML: MCP 9.32 Powered by Forge 12.18.2.2099 Optifine OptiFine_1.10.2_HD_U_D4 5 mods loaded, 5 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-1.10.2-12.18.2.2099.jar)
UCHIJA Forge{12.18.2.2099} [Minecraft Forge] (forge-1.10.2-12.18.2.2099.jar)
UCHIJA MumbleLink{1.10.2-4.2.3} [MumbleLink for Forge] (MumbleLink-1.10.2-4.2.3.jar)
UCHIJA ExtendedPASupport{1.0.0} [ExtendedPASupport for MumbleLink] (MumbleLink-1.10.2-4.2.3.jar)
Loaded coremods (and transformers):
GL info: ' Vendor: 'NVIDIA Corporation' Version: '4.5.0 NVIDIA 375.95' Renderer: 'GeForce GTX 950/PCIe/SSE2'
Launched Version: 1.10.2
LWJGL: 2.9.4
OpenGL: GeForce GTX 950/PCIe/SSE2 GL version 4.5.0 NVIDIA 375.95, 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: DurzoCraft_2.1.zip
Current Language: Français (France)
Profiler Position: N/A (disabled)
CPU: 4x Intel(R) Core(TM) i5-6400 CPU @ 2.70GHz
OptiFine Version: OptiFine_1.10.2_HD_U_D4
Render Distance Chunks: 12
Mipmaps: 4
Anisotropic Filtering: 1
Antialiasing: 0
Multitexture: false
Shaders: null
OpenGlVersion: 4.5.0 NVIDIA 375.95
OpenGlRenderer: GeForce GTX 950/PCIe/SSE2
OpenGlVendor: NVIDIA Corporation
CpuCount: 4