BitBox

So, I have updated to 1.0.8 but the server doesn't start up, giving this crash report: ---- Minecraft Crash Report ---- // Why is it breaking Time: 2/17/14 9:46 AM Description: Exception in server tick loop cpw.mods.fml.common.DuplicateModsFoundException at cpw.mods.fml.common.Loader.identifyDuplicates(Loader.java:396) at cpw.mods.fml.common.Loader.identifyMods(Loader.java:354) at cpw.mods.fml.common.Loader.loadMods(Loader.java:484) at cpw.mods.fml.server.FMLServerHandler.beginServerLoading(FMLServerHandler.java:99) at cpw.mods.fml.common.FMLCommonHandler.onServerStart(FMLCommonHandler.java:350) at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:92) at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:630) at net.minecraft.server.ThreadMinecraftServer.run(ThreadMinecraftServer.java:16) A detailed walkthrough of the error, its code path and all known details is as follows: --------------------------------------------------------------------------------------- -- System Details -- Details: Minecraft Version: 1.6.4 Operating System: Linux (amd64) version 2.6.32-431.3.1.el6.x86_64 Java Version: 1.7.0_51, Oracle Corporation Java VM Version: OpenJDK 64-Bit Server VM (mixed mode), Oracle Corporation Memory: 44260584 bytes (42 MB) / 154144768 bytes (147 MB) up to 2075918336 bytes (1979 MB) JVM Flags: 5 total; -XX:+UseConcMarkSweepGC -XX:+UseCompressedOops -XX:+AggressiveOpts -Xmx2048M -Xms128M AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used Suspicious classes: FML and Forge are installed IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0 CraftBukkit Information: Running: Failed to handle CraftCrashReport: java.lang.NullPointerException at org.bukkit.Bukkit.getName(Bukkit.java:72) at org.bukkit.craftbukkit.v1_6_R3.CraftCrashReport.call(CraftCrashReport.java:19) at net.minecraft.crash.CrashReportCategory.func_71500_a(CrashReportCategory.java:106) at net.minecraft.crash.CrashReport.func_71504_g(CrashReport.java:58) at net.minecraft.crash.CrashReport.<init>(CrashReport.java:40) at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:689) at net.minecraft.server.ThreadMinecraftServer.run(ThreadMinecraftServer.java:16) FML: MCP v8.11 FML v6.4.49.965 Minecraft Forge 9.11.1.965 113 mods loaded, 0 mods active mcp{8.09} [Minecraft Coder Pack] (minecraft.jar) FML{6.4.49.965} [Forge Mod Loader] (bteam.jar) Forge{9.11.1.965} [Minecraft Forge] (bteam.jar) CodeChickenCore{0.9.0.7} [CodeChicken Core] (minecraft.jar) Micdoodlecore{} [Micdoodle8 Core] (minecraft.jar) NotEnoughItems{1.6.1.8} [Not Enough Items] (notenoughitems 1.6.1.8.jar) OpenModsCore{0.1} [OpenModsCore] (minecraft.jar) OpenModsCore{0.1} [OpenModsCore] (minecraft.jar) PowerCrystalsCore{1.1.8} [PowerCrystals Core] (powercrystalscore-1.1.8-9.jar) TConstruct-Preloader{0.0.1} [Tinkers Corestruct] (minecraft.jar) advancedgenetics{v1.4} [Advanced Genetics] (advancedgenetics_v1.4.jar) ArchimedesShipsMod{1.6.4 v1.4.5} [Archimedes' Ships] (archimedesships.zip) Artifice{1.6.4R1.1.3} [Artifice] (artifice-1.1.3-243.jar) ArtificeCompat|EE3{1.6.4R1.1.3} [Artifice Compat: EE3] (artifice-1.1.3-243.jar) ArtificeCompat|Forestry{1.6.4R1.1.3} [Artifice Compat: Forestry] (artifice-1.1.3-243.jar) ArtificeCompat|Vanilla{1.6.4R1.1.3} [Artifice Compat: Vanilla] (artifice-1.1.3-243.jar) ArtificeCompat|MFR{1.6.4R1.1.3} [Artifice Compat: MFR] (artifice-1.1.3-243.jar) ArtificeCompat|Buildcraft{1.6.4R1.1.3} [Artifice Compat: Buildcraft] (artifice-1.1.3-243.jar) ArtificeCompat|ForgeMicroblock{1.6.4R1.1.3} [Artifice Compat: ForgeMicroblock] (artifice-1.1.3-243.jar) ArtificeCompat|Thaumcraft{1.6.4R1.1.3} [Artifice Compat: Thaumcraft] (artifice-1.1.3-243.jar) AutoBlocks{1.0.0} [AutoBlocks] (autoblocks 1.0.0.zip) Autoutils{1.0.1} [Autoutils] (autoutils-1.6.4-1.0.1.jar) BiomesOPlenty{1.2.1} [Biomes O' Plenty] (biomesoplenty-universal-1.6.4-1.2.1.434.jar) CarpentersBlocks{v2.0.2} [Carpenter's Blocks] (carpenter's blocks v2.0.2 - MC 1.6+.zip) CoFHCore{2.0.0.2} [CoFH Core] (cofhcore-2.0.0.2.jar) CoFHLoot{2.0.0.2} [CoFH Loot] (cofhcore-2.0.0.2.jar) CoFHMasquerade{2.0.0.2} [CoFH Masquerade] (cofhcore-2.0.0.2.jar) CoFHSocial{2.0.0.2} [CoFH Social] (cofhcore-2.0.0.2.jar) CoFHWorld{2.0.0.2} [CoFH World] (cofhcore-2.0.0.2.jar) ConfigMod{v1.0} [Extended Mod Config] (configmod for MC v1.6.4.zip) CoroAI{v1.0} [CoroAI] (coroai for MC v1.6.4.zip) darwin{0.2.3} [Darwin] (darwin_0.2.3.jar) DragonMounts{r34} [Dragon Mounts] (dragonmount_r35_mc1.6.x.zip) EnhancedCore{1.1.3} [EnhancedCore] (enhancedcore_1.1.3.jar) EP2{1.0.9} [EnhancedPortals 2] (enhancedportals-2_1.0.9.jar) ExtendedRenderer{v1.0} [Extended Renderer] (extendedrenderer for MC v1.6.4.zip) FlansMod{4.1} [Flans Mod] (flansmod-4.1-clienthax.jar) FoodPlus{2.7-PRE} [Food Plus] (food plus mod 2.7-PRE.zip) 633{${mod.version}} [Fossil/Archeology: Reported] (fossilsarch-reported-v1.0.6.jar) cfm{3.2.7} [§4MrCrayfish's Furniture Mod] (furnituremodv3.2.7(1.6.4).zip) GalacticraftCore{2.0.9} [Galacticraft Core] (galacticraft-1.6.4-2.0.9.958.jar) GalacticraftMars{2.0.9} [Galacticraft Mars] (galacticraft-planets-1.6.4-2.0.9.958.jar) hamstermod{0.1} [Hamster Mod] (hamsterrific[1.6.4]V2.1.zip) hamstersforever{1.0} [Hamsters Forever] (hamstersforever-1.0.jar) Hats{2.1.1} [Hats] (hats2.1.1.zip) iChunUtil{2.4.0} [iChunUtil] (ichunutil2.4.0.zip) ImmibisCore{57.1.93} [Immibis Core] (immibis-core-57.1.93.jar) inventorytweaks{1.56} [Inventory Tweaks] (InventoryTweaks-MC1.6.2-1.56-b77.jar) LiquidXP{57.1.1} [Liquid XP] (liquid-xp-57.1.1.jar) MFR Compat Forestry Trees{1.0} [MFR Compat Forestry Trees] (minefactoryreloaded-2.7.5-352.jar) MFR Compat Extra Trees{1.0} [MFR Compat Extra Trees] (minefactoryreloaded-2.7.5-352.jar) MineFactoryReloaded{1.6.2R2.7.5} [MineFactory Reloaded] (minefactoryreloaded-2.7.5-352.jar) MineFactoryReloaded|CompatAppliedEnergistics{1.6.2R2.7.5} [MFR Compat: Applied Energistics] (minefactoryreloaded-2.7.5-352.jar) MineFactoryReloaded|CompatAtum{1.6.2R2.7.5} [MFR Compat: Atum] (minefactoryreloaded-2.7.5-352.jar) MineFactoryReloaded|CompatBackTools{1.6.2R2.7.5} [MFR Compat: BackTools] (minefactoryreloaded-2.7.5-352.jar) MineFactoryReloaded|CompatBuildCraft{1.6.2R2.7.5} [MFR Compat: BuildCraft] (minefactoryreloaded-2.7.5-352.jar) MineFactoryReloaded|CompatChococraft{1.6.2R2.7.5} [MFR Compat: Chococraft] (minefactoryreloaded-2.7.5-352.jar) MineFactoryReloaded|CompatExtraBiomes{1.6.2R2.7.5} [MFR Compat: ExtraBiomes] (minefactoryreloaded-2.7.5-352.jar) MineFactoryReloaded|CompatForestry{1.6.2R2.7.5} [MFR Compat: Forestry] (minefactoryreloaded-2.7.5-352.jar) MineFactoryReloaded|CompatForestryPre{1.6.2R2.7.5} [MFR Compat: Forestry (part 2)] (minefactoryreloaded-2.7.5-352.jar) MineFactoryReloaded|CompatForgeMicroblock{1.6.2R2.7.5} [MFR Compat: ForgeMicroblock] (minefactoryreloaded-2.7.5-352.jar) MineFactoryReloaded|CompatIC2{1.6.2R2.7.5} [MFR Compat: IC2] (minefactoryreloaded-2.7.5-352.jar) MineFactoryReloaded|CompatMystcraft{1.6.2R2.7.5} [MFR Compat: Mystcraft] (minefactoryreloaded-2.7.5-352.jar) MineFactoryReloaded|CompatPams{1.6.2R2.7.5} [MFR Compat: Pam's Mods] (minefactoryreloaded-2.7.5-352.jar) MineFactoryReloaded|CompatProjRed{1.6.2R2.7.5} [MFR Compat ProjectRed] (minefactoryreloaded-2.7.5-352.jar) MineFactoryReloaded|CompatRailcraft{1.6.2R2.7.5} [MFR Compat: Railcraft] (minefactoryreloaded-2.7.5-352.jar) MineFactoryReloaded|CompatRP2{1.6.2R2.7.5} [MFR Compat: RP2] (minefactoryreloaded-2.7.5-352.jar) MineFactoryReloaded|CompatSufficientBiomes{1.6.2R2.7.5} [MFR Compat: Sufficient Biomes] (minefactoryreloaded-2.7.5-352.jar) MineFactoryReloaded|CompatThaumcraft{1.6.2R2.7.5} [MFR Compat: Thaumcraft] (minefactoryreloaded-2.7.5-352.jar) MineFactoryReloaded|CompatThermalExpansion{1.6.2R2.7.5} [MFR Compat: Thermal Expansion] (minefactoryreloaded-2.7.5-352.jar) MineFactoryReloaded|CompatTwilightForest{1.6.2R2.7.5} [MFR Compat: TwilightForest] (minefactoryreloaded-2.7.5-352.jar) MineFactoryReloaded|CompatVanilla{1.6.2R2.7.5} [MFR Compat: Vanilla] (minefactoryreloaded-2.7.5-352.jar) MineFactoryReloaded|CompatXyCraft{1.6.2R2.7.5} [MFR Compat: XyCraft] (minefactoryreloaded-2.7.5-352.jar) AS_Minions{1.7.9b} [Minions] (minions_1.6.4.zip) BuildMod{v1.0} [Build Mod] (modbuild for MC v1.6.4.zip) Morph{0.7.0} [Morph] (morphbeta-0.7.0.zip) Natura{2.1.14} [Natura] (natura_mc1.6.X_2.1.14.jar) necromancy{1.4c} [Necromancy] (necromancy-1.4c-9.jar) NEIPlugins{1.1.0.6} [NEI Plugins] (neiplugins-1.1.0.6.jar) notenoughkeys{0.0.4} [Not Enough Keys] (notenoughkeys-1.6.4-0.0.4.jar) OpenBlocks{1.2.4} [OpenBlocks] (openblocks-1.2.4-snapshot-151.jar) OpenBlocks{1.2.5} [OpenBlocks] (openblocks-1.2.5.jar) OpenMods{0.1} [OpenMods] (openmodslib-0.1-snapshot-112.jar) OpenMods{0.2} [OpenMods] (openmodslib-0.2.jar) ProjRed|Core{4.2.2.19} [ProjectRed] (projectredbase-1.6.4-4.2.2.19.jar) ProjRed|Compatibility{1.0} [ProjRed|Compatibility] (projectredcompat-1.6.4-4.2.2.19.jar) ProjRed|Integration{1.0} [ProjRed|Integration] (projectredintegration-1.6.4-4.2.2.19.jar) ProjRed|Transmission{1.0} [ProjRed|Transmission] (projectredintegration-1.6.4-4.2.2.19.jar) ProjRed|Illumination{1.0} [ProjRed|Illumination] (projectredlighting-1.6.4-4.2.2.19.jar) ProjRed|Expansion{1.0} [ProjRed|Expansion] (projectredmechanical-1.6.4-4.2.2.19.jar) ProjRed|Transportation{1.0} [ProjRed|Transportation] (projectredmechanical-1.6.4-4.2.2.19.jar) ProjRed|Exploration{1.0} [ProjRed|Exploration] (projectredworld-1.6.4-4.2.2.19.jar) QuantumCraft{1.1} [qCraft] (qcraft1.1.jar) RandomThings{1.8.9} [Random Things] (random things v. 1.8.9 [MC 1.6.4].jar) SaintsPack{0.5} [Saintspack] (saintspack.zip) secretroomsmod{4.6.2} [The SecretRoomsMod] (secretroomsmod-universal-1.6.4-4.6.2.319.jar) Statues{2.1.1} [Statues] (statues-1.6.4-2.1.1.jar) Sync{2.1.1} [Sync] (sync2.1.1.zip) TConstruct{1.6.X_1.5.2.1} [Tinkers' Construct] (tconstruct_mc1.6.4_1.5.2.6.jar) ThermalExpansion{3.0.0.2} [Thermal Expansion] (thermalexpansion-3.0.0.2.jar) TrailMix{2.0.0} [TrailMix] (trailmix2.0.0.zip) tropicraftmod{v5.1.6 for MC 1.6.4} [Tropicraft] (tropicraft v5.1.6 Mod for MC v1.6.4.jar) volleyballmod{v5.1.6 for MC 1.6.4} [Volleyball] (tropicraft v5.1.6 Mod for MC v1.6.4.jar) Waila{1.4.4} [Waila] (waila_1.4.4b.zip) Waypoints{1.0.2} [Waypoints] (waypoints-1.6.4-1.0.2fix.jar) AIBlock{v1.0} [AIBlock] (weather v1.59 Mod for MC v1.6.4.zip) WeatherMod{1.58} [Weather and Tornadoes] (weather v1.59 Mod for MC v1.6.4.zip) witchery{0.14.0} [Witchery] (witchery_0-14-0_164.zip) worldofdinos{1.0} [World of Dinos] (worldofdinos-1.0.jar) Chisel{1.5.0} [Chisel] (zchisel-1.6.4-1.5.0fix.jar) ForgeMicroblock{1.0.0.227} [Forge Microblocks] (ForgeMultipart-universal-1.6.4-1.0.0.227.jar) ForgeMultipart{1.0.0.227} [Forge Multipart] (ForgeMultipart-universal-1.6.4-1.0.0.227.jar) McMultipart{1.0.0.227} [Minecraft Multipart Plugin] (ForgeMultipart-universal-1.6.4-1.0.0.227.jar) Profiler Position: N/A (disabled) Is Modded: Definitely; Server brand changed to 'mcpc,craftbukkit,fml,forge' Type: Dedicated Server (map_server.txt) It says there is a mod duplicate, I can see which ones they are, but if I remove it, the server opens, but I can't get on, and nor can anybody else from my player base. Please help, my server is being rejected by all of its players more and more.... Thanks -BitBox

Hi there! I am getting the exact same problem, how did you fix it? I am trying to reinstall client version now, I hope this fixes it!