ChocolateUnited

how do i fix the missmatched id's im not a very good at computers

THIS KEEPS HAPPENING WHEN I GO ON ANY PIXELMON SERVER IT WORKS ON SINGLE PLAYER BUT NOT MULTIPLAYER, I TRIED TO DELETE IT AND INSTALL IT AGAIN IT JUST WONT WORK...... i have no idea how to fix any crashes.... ---- Minecraft Crash Report ---- // Ouch. That hurt Time: 3/1/14 5:36 PM Description: Exception in world tick java.lang.NullPointerException at net.minecraft.client.multiplayer.GuiConnecting.forceTermination(GuiConnecting.java:161) at cpw.mods.fml.client.FMLClientHandler.disconnectIDMismatch(FMLClientHandler.java:598) at cpw.mods.fml.common.FMLCommonHandler.disconnectIDMismatch(FMLCommonHandler.java:463) at cpw.mods.fml.common.network.ModIdMapPacket.execute(ModIdMapPacket.java:101) at cpw.mods.fml.common.network.FMLNetworkHandler.handleFMLPacket(FMLNetworkHandler.java:116) at cpw.mods.fml.common.network.FMLNetworkHandler.handlePacket250Packet(FMLNetworkHandler.java:81) at net.minecraft.client.multiplayer.NetClientHandler.func_72501_a(NetClientHandler.java:1651) at net.minecraft.network.packet.Packet250CustomPayload.func_73279_a(SourceFile:61) at net.minecraft.network.TcpConnection.func_74428_b(TcpConnection.java:462) at net.minecraft.client.multiplayer.NetClientHandler.func_72551_d(NetClientHandler.java:281) at net.minecraft.client.multiplayer.WorldClient.func_72835_b(WorldClient.java:99) at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:1930) at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:910) at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:838) at net.minecraft.client.main.Main.main(SourceFile:101) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at net.minecraft.launchwrapper.Launch.launch(Launch.java:131) at net.minecraft.launchwrapper.Launch.main(Launch.java:27) A detailed walkthrough of the error, its code path and all known details is as follows: --------------------------------------------------------------------------------------- -- Head -- Stacktrace: at net.minecraft.client.multiplayer.GuiConnecting.forceTermination(GuiConnecting.java:161) at cpw.mods.fml.client.FMLClientHandler.disconnectIDMismatch(FMLClientHandler.java:598) at cpw.mods.fml.common.FMLCommonHandler.disconnectIDMismatch(FMLCommonHandler.java:463) at cpw.mods.fml.common.network.ModIdMapPacket.execute(ModIdMapPacket.java:101) at cpw.mods.fml.common.network.FMLNetworkHandler.handleFMLPacket(FMLNetworkHandler.java:116) at cpw.mods.fml.common.network.FMLNetworkHandler.handlePacket250Packet(FMLNetworkHandler.java:81) at net.minecraft.client.multiplayer.NetClientHandler.func_72501_a(NetClientHandler.java:1651) at net.minecraft.network.packet.Packet250CustomPayload.func_73279_a(SourceFile:61) at net.minecraft.network.TcpConnection.func_74428_b(TcpConnection.java:462) at net.minecraft.client.multiplayer.NetClientHandler.func_72551_d(NetClientHandler.java:281) -- Affected level -- Details: Level name: MpServer All players: 7 total; [EntityClientPlayerMP['ChocolateUnited'/15103, l='MpServer', x=-384.09, y=112.62, z=-35.30], EntityOtherPlayerMP['bennyletsp'/14870, l='MpServer', x=-384.63, y=112.00, z=-77.31], EntityOtherPlayerMP['jtc2001'/15099, l='MpServer', x=-387.38, y=113.50, z=-76.44], EntityOtherPlayerMP['fernitzboy'/14987, l='MpServer', x=-388.22, y=112.00, z=-82.78], EntityOtherPlayerMP['daniyele1249'/15101, l='MpServer', x=-389.80, y=112.00, z=-80.72], EntityOtherPlayerMP['Bluefire1248'/15104, l='MpServer', x=-384.50, y=112.50, z=-81.50], EntityOtherPlayerMP['mystic_banjo'/15110, l='MpServer', x=-384.50, y=112.50, z=-81.50]] Chunk stats: MultiplayerChunkCache: 441 Level seed: 0 Level generator: ID 00 - default, ver 1. Features enabled: false Level generator options: Level spawn location: World: (-385,112,-82), Chunk: (at 15,7,14 in -25,-6; contains blocks -400,0,-96 to -385,255,-81), Region: (-1,-1; contains chunks -32,-32 to -1,-1, blocks -512,0,-512 to -1,255,-1) Level time: 100666103 game time, 1751960547 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: 10 total; [EntityOtherPlayerMP['bennyletsp'/14870, l='MpServer', x=-384.63, y=112.00, z=-77.31], EntityClientPlayerMP['ChocolateUnited'/15103, l='MpServer', x=-384.09, y=112.62, z=-35.30], EntityOtherPlayerMP['mystic_banjo'/15110, l='MpServer', x=-384.50, y=112.50, z=-81.50], EntityOtherPlayerMP['Bluefire1248'/15104, l='MpServer', x=-384.50, y=112.50, z=-81.50], EntityOtherPlayerMP['bennyletsp'/14870, l='MpServer', x=-384.63, y=112.00, z=-77.31], EntityOtherPlayerMP['Bluefire1248'/15104, l='MpServer', x=-384.50, y=112.50, z=-81.50], EntityOtherPlayerMP['fernitzboy'/14987, l='MpServer', x=-388.22, y=112.00, z=-82.78], EntityOtherPlayerMP['jtc2001'/15099, l='MpServer', x=-387.38, y=113.50, z=-76.44], EntityOtherPlayerMP['daniyele1249'/15101, l='MpServer', x=-389.80, y=112.00, z=-80.72], EntityOtherPlayerMP['mystic_banjo'/15110, l='MpServer', x=-384.50, y=112.50, z=-81.50]] Retry entities: 0 total; [] Server brand: craftbukkit Server type: Non-integrated multiplayer server Stacktrace: at net.minecraft.client.multiplayer.WorldClient.func_72914_a(WorldClient.java:440) at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:1943) at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:910) at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:838) at net.minecraft.client.main.Main.main(SourceFile:101) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at net.minecraft.launchwrapper.Launch.launch(Launch.java:131) at net.minecraft.launchwrapper.Launch.main(Launch.java:27) -- Affected level -- Details: Level name: MpServer All players: 7 total; [EntityClientPlayerMP['ChocolateUnited'/15103, l='MpServer', x=-384.09, y=112.62, z=-35.30], EntityOtherPlayerMP['bennyletsp'/14870, l='MpServer', x=-384.63, y=112.00, z=-77.31], EntityOtherPlayerMP['jtc2001'/15099, l='MpServer', x=-387.38, y=113.50, z=-76.44], EntityOtherPlayerMP['fernitzboy'/14987, l='MpServer', x=-388.22, y=112.00, z=-82.78], EntityOtherPlayerMP['daniyele1249'/15101, l='MpServer', x=-389.80, y=112.00, z=-80.72], EntityOtherPlayerMP['Bluefire1248'/15104, l='MpServer', x=-384.50, y=112.50, z=-81.50], EntityOtherPlayerMP['mystic_banjo'/15110, l='MpServer', x=-384.50, y=112.50, z=-81.50]] Chunk stats: MultiplayerChunkCache: 441 Level seed: 0 Level generator: ID 00 - default, ver 1. Features enabled: false Level generator options: Level spawn location: World: (-385,112,-82), Chunk: (at 15,7,14 in -25,-6; contains blocks -400,0,-96 to -385,255,-81), Region: (-1,-1; contains chunks -32,-32 to -1,-1, blocks -512,0,-512 to -1,255,-1) Level time: 100666103 game time, 1751960547 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: 10 total; [EntityOtherPlayerMP['bennyletsp'/14870, l='MpServer', x=-384.63, y=112.00, z=-77.31], EntityClientPlayerMP['ChocolateUnited'/15103, l='MpServer', x=-384.09, y=112.62, z=-35.30], EntityOtherPlayerMP['mystic_banjo'/15110, l='MpServer', x=-384.50, y=112.50, z=-81.50], EntityOtherPlayerMP['Bluefire1248'/15104, l='MpServer', x=-384.50, y=112.50, z=-81.50], EntityOtherPlayerMP['bennyletsp'/14870, l='MpServer', x=-384.63, y=112.00, z=-77.31], EntityOtherPlayerMP['Bluefire1248'/15104, l='MpServer', x=-384.50, y=112.50, z=-81.50], EntityOtherPlayerMP['fernitzboy'/14987, l='MpServer', x=-388.22, y=112.00, z=-82.78], EntityOtherPlayerMP['jtc2001'/15099, l='MpServer', x=-387.38, y=113.50, z=-76.44], EntityOtherPlayerMP['daniyele1249'/15101, l='MpServer', x=-389.80, y=112.00, z=-80.72], EntityOtherPlayerMP['mystic_banjo'/15110, l='MpServer', x=-384.50, y=112.50, z=-81.50]] Retry entities: 0 total; [] Server brand: craftbukkit Server type: Non-integrated multiplayer server -- System Details -- Details: Minecraft Version: 1.6.4 Operating System: Windows 8 (x86) version 6.2 Java Version: 1.7.0_51, Oracle Corporation Java VM Version: Java HotSpot Client VM (mixed mode, sharing), Oracle Corporation Memory: 66613584 bytes (63 MB) / 224358400 bytes (213 MB) up to 518979584 bytes (494 MB) JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx512M AABB Pool Size: 17653 (988568 bytes; 0 MB) allocated, 43 (2408 bytes; 0 MB) used Suspicious classes: FML and Forge are installed IntCache: cache: 0, tcache: 0, allocated: 3, tallocated: 63 FML: MCP v8.11 FML v6.4.49.965 Minecraft Forge 9.11.1.965 4 mods loaded, 4 mods active mcp{8.09} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available FML{6.4.49.965} [Forge Mod Loader] (minecraftforge-9.11.1.965.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available Forge{9.11.1.965} [Minecraft Forge] (minecraftforge-9.11.1.965.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available pixelmon{3.0.2} [Pixelmon] (Pixelmon 3.0.2.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available Launched Version: 1.6.4-Forge9.11.1.965 LWJGL: 2.9.0 OpenGL: Intel® HD Graphics 4400 GL version 4.2.0 - Build 10.18.10.3345, Intel Is Modded: Definitely; Client brand changed to 'fml,forge' Type: Client (map_client.txt) Resource Pack: Default Current Language: English (US) Profiler Position: N/A (disabled) Vec3 Pool Size: 2263 (126728 bytes; 0 MB) allocated, 21 (1176 bytes; 0 MB) used