hallo zusammen ich habe auch ein problem und zwar habe ich in FTB infinity Evolved folgende mods eingefügt und im singleplayer geht alles wunder bar nur auf dem server crashed er immer wenn ich ihn starte 

raus ist nur Witchery 

rein sind ElectriCraft 1.7.10     ReactorCraft 1.7.10    DragonAPI 1.7.10    und RotaryCraft 1.7.10    alles von raika 

und hier ein auszug vom log crash report

Caused by: java.lang.NullPointerException

A detailed walkthrough of the error, its code path and all known details is as follows:
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-- System Details --
Details:
Minecraft Version: 1.7.10
Operating System: Windows 8.1 (amd64) version 6.3
Java Version: 1.8.0_77, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 114275432 bytes (108 MB) / 519110656 bytes (495 MB) up to 2075918336 bytes (1979 MB)
JVM Flags: 9 total; -Xms512M -Xmx2048M -XX:PermSize=256M -XX:+UseParNewGC -XX:+CMSIncrementalPacing -XX:+CMSClassUnloadingEnabled -XX:ParallelGCThreads=2 -XX:MinHeapFreeRatio=5 -XX:MaxHeapFreeRatio=10
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
FML: MCP v9.05 FML v7.10.99.99 Minecraft Forge 10.13.4.1614 181 mods loaded, 176 mods active
States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
UCmcp{9.05} [Minecraft Coder Pack] (minecraft.jar)
UCFML{7.10.99.99} [Forge Mod Loader] (FTBServer-1.7.10-1614.jar)
UCForge{10.13.4.1614} [Minecraft Forge] (FTBServer-1.7.10-1614.jar)
UCappliedenergistics2-core{rv3-beta-5} [Applied Energistics 2 Core] (minecraft.jar)
UCCodeChickenCore{1.0.7.47} [CodeChicken Core] (minecraft.jar)
UCNotEnoughItems{1.0.5.118} [Not Enough Items] (NotEnoughItems-1.7.10-1.0.5.118-universal.jar)
UCThE-core{0.10.0.0} [Thaumic Energistics Core] (minecraft.jar)
UCThaumicTinkerer-preloader{0.1} [Thaumic Tinkerer Core] (minecraft.jar)
UCOpenModsCore{0.9.1} [OpenModsCore] (minecraft.jar)
UC{000} [CoFH ASM] (minecraft.jar)
UC{0} [DragonAPI ASM Data Initialization] (minecraft.jar)
UCBinniePatcher{1.5} [Binnie Patcher] (minecraft.jar)
UCdebug{1.0} [debug] (denseores-1.6.2.jar)
UCIC2{2.2.815-experimental} [IndustrialCraft 2] (industrialcraft-2-2.2.815-experimental.jar)
UCAdvancedSolarPanel{1.7.10-3.5.1} [Advanced Solar Panels] (AdvancedSolarPanel-1.7.10-3.5.1.jar)
UCAgriCraft{1.7.10-1.5.0} [AgriCraft] (AgriCraft-1.7.10-1.5.0.jar)
UCappliedenergistics2{rv3-beta-5} [Applied Energistics 2] (appliedenergistics2-rv3-beta-5.jar)
UCAWWayofTime{v1.3.3} [Blood Magic: Alchemical Wizardry] (BloodMagic-1.7.10-1.3.3-17.jar)
UCBaubles{1.0.1.10} [Baubles] (Baubles-1.7.10-1.0.1.10.jar)
UCThaumcraft{4.2.3.5} [Thaumcraft] (Thaumcraft-1.7.10-4.2.3.5.jar)
UCBotania{r1.8-249} [Botania] (Botania r1.8-249.jar)
UCAvaritia{1.11} [Avaritia] (Avaritia-1.11.jar)
UCbdlib{1.9.4.109} [BD Lib] (bdlib-1.9.4.109-mc1.7.10.jar)
UCBiblioCraft{1.11.4} [BiblioCraft] (BiblioCraft[v1.11.4][MC1.7.10].jar)
UCMantle{1.7.10-0.3.2.jenkins191} [Mantle] (Mantle-1.7.10-0.3.2b.jar)
UCNatura{2.2.0} [Natura] (natura-1.7.10-2.2.0.1.jar)
UCBiomesOPlenty{2.1.0} [Biomes O' Plenty] (BiomesOPlenty-1.7.10-2.1.0.1889-universal.jar)
UCBiblioWoodsBoP{1.9} [BiblioWoods Biomes O'Plenty Edition] (BiblioWoods[BiomesOPlenty][v1.9].jar)
UCCoFHCore{1.7.10R3.1.2} [CoFH Core] (CoFHCore-[1.7.10]3.1.2-325.jar)
UCForestry{4.2.10.58} [Forestry for Minecraft] (forestry_1.7.10-4.2.10.58.jar)
UCBiblioWoodsForestry{1.7} [BiblioWoods Forestry Edition] (BiblioWoods[Forestry][v1.7].jar)
UCBiblioWoodsNatura{1.5} [BiblioWoods Natura Edition] (BiblioWoods[Natura][v1.5].jar)
UCThermalFoundation{1.7.10R1.2.3} [Thermal Foundation] (ThermalFoundation-[1.7.10]1.2.3-112.jar)
UCThermalExpansion{1.7.10R4.1.2} [Thermal Expansion] (ThermalExpansion-[1.7.10]4.1.2-240.jar)
UCBigReactors{0.4.3A} [Big Reactors] (BigReactors-0.4.3A.jar)
UCBinnieCore{2.0-pre14} [Binnie Core] (binnie-mods-2.0-pre14.jar)
UCBotany{2.0-pre14} [Botany] (binnie-mods-2.0-pre14.jar)
UCExtraBees{2.0-pre14} [Extra Bees] (binnie-mods-2.0-pre14.jar)
UCExtraTrees{2.0-pre14} [Extra Trees] (binnie-mods-2.0-pre14.jar)
UCGenetics{2.0-pre14} [Genetics] (binnie-mods-2.0-pre14.jar)
UCBrandonsCore{1.0.0.11} [Brandon's Core] (BrandonsCore-1.0.0.11.jar)
UCBuildCraft|Core{7.1.14} [BuildCraft] (buildcraft-7.1.14.jar)
UCBuildCraft|Builders{7.1.14} [BC Builders] (buildcraft-7.1.14.jar)
UCBuildCraft|Transport{7.1.14} [BC Transport] (buildcraft-7.1.14.jar)
UCBuildCraft|Energy{7.1.14} [BC Energy] (buildcraft-7.1.14.jar)
UCBuildCraft|Silicon{7.1.14} [BC Silicon] (buildcraft-7.1.14.jar)
UCBuildCraft|Robotics{7.1.14} [BC Robotics] (buildcraft-7.1.14.jar)
UCBuildCraft|Factory{7.1.14} [BC Factory] (buildcraft-7.1.14.jar)
UCBuildCraft|Compat{7.1.3} [BuildCraft Compat] (buildcraft-compat-7.1.3.jar)
UCCarpentersBlocks{3.3.7} [Carpenter's Blocks] (Carpenter's Blocks v3.3.7 - MC 1.7.10.jar)
UCRailcraft{9.9.0.0} [Railcraft] (Railcraft_1.7.10-9.9.0.0.jar)
UCTwilightForest{2.3.7} [The Twilight Forest] (twilightforest-1.7.10-2.3.7.jar)
UCForgeMultipart{1.2.0.345} [Forge Multipart] (ForgeMultipart-1.7.10-1.2.0.345-universal.jar)
UCchisel{2.9.4.10} [Chisel] (Chisel-2.9.4.10.jar)
UCComputerCraft{1.75} [ComputerCraft] (ComputerCraft1.75.jar)
UCCustomMainMenu{1.9.2} [Custom Main Menu] (CustomMainMenu-MC1.7.10-1.9.2.jar)
UCPTRModelLib{1.0.0} [PTRModelLib] (Decocraft-2.2.1_1.7.10.jar)
UCprops{2.2.1} [Decocraft] (Decocraft-2.2.1_1.7.10.jar)
UCDraconicEvolution{1.0.2-snapshot_9} [Draconic Evolution] (Draconic-Evolution-1.7.10-1.0.2-Snapshot_9.jar)
UCfunkylocomotion{1.0} [Funky Locomotion] (funky-locomotion-1.7.10-beta-7.jar)
UCRedstoneArsenal{1.7.10R1.1.2} [Redstone Arsenal] (RedstoneArsenal-[1.7.10]1.1.2-92.jar)
UCExtraUtilities{1.2.12} [Extra Utilities] (extrautilities-1.2.12.jar)
UCImmersiveEngineering{0.7.3} [Immersive Engineering] (ImmersiveEngineering-0.7.3.jar)
UCMineFactoryReloaded{1.7.10R2.8.1} [MineFactory Reloaded] (MineFactoryReloaded-[1.7.10]2.8.1-174.jar)
UCWaila{1.5.10} [Waila] (Waila-1.5.10_1.7.10.jar)
UCTConstruct{1.7.10-1.8.8.build988} [Tinkers' Construct] (TConstruct-1.7.10-1.8.8.jar)
UCThaumicTinkerer{unspecified} [Thaumic Tinkerer] (ThaumicTinkerer-2.5-1.7.10-512.jar)
UCMagicBees{2.4.3} [Magic Bees] (magicbees-1.7.10-2.4.3.jar)
UCMystcraft{0.12.3.01} [Mystcraft] (mystcraft-1.7.10-0.12.3.01.jar)
UCMrTJPCoreMod{1.1.0.33} [MrTJPCore] (MrTJPCore-1.7.10-1.1.0.33-universal.jar)
UCProjRed|Core{4.7.0pre12.95} [ProjectRed Core] (ProjectRed-1.7.10-4.7.0pre12.95-Base.jar)
UCDragonAPI{1.0} [DragonAPI] (DragonAPI 1.7.10 V13b.jar)
UCRotaryCraft{1.0} [RotaryCraft] (RotaryCraft 1.7.10 V13a.jar)
UCElectriCraft{1.0} [ElectriCraft] (ElectriCraft 1.7.10 V13a.jar)
UCendercore{1.7.10-0.2.0.31_beta} [EnderCore] (EnderCore-1.7.10-0.2.0.31_beta.jar)
UCEnderIO{1.7.10-2.3.0.424_beta} [Ender IO] (EnderIO-1.7.10-2.3.0.424_beta.jar)
UCEnderStorage{1.4.7.37} [EnderStorage] (EnderStorage-1.7.10-1.4.7.37-universal.jar)
UCEnderTech{1.7.10-0.3.2.405} [EnderTech] (EnderTech-1.7.10-0.3.2.405.jar)
UCEnderZoo{1.7.10-1.0.15.32} [Ender Zoo] (EnderZoo-1.7.10-1.0.15.32.jar)
UCextracells{2.3.9} [Extra Cells 2] (ExtraCells-1.7.10-2.3.9b188.jar)
UCharvestcraft{1.7.10j} [Pam's HarvestCraft] (Pam's HarvestCraft 1.7.10Lb.jar)
UCExtraTiC{1.4.5} [ExtraTiC] (ExtraTiC-1.7.10-1.4.5.jar)
UCFastCraft{1.21} [FastCraft] (fastcraft-1.21.jar)
UCfastleafdecay{1.4} [Fast Leaf Decay] (FastLeafDecay-1.7.10-1.4.jar)
UCForbiddenMagic{1.7.10-0.573} [Forbidden Magic] (Forbidden Magic-1.7.10-0.573.jar)
UCMineTweaker3{3.0.10} [MineTweaker 3] (MineTweaker3-1.7.10-3.0.10B.jar)
UCFTBL{1.0.17.6} [FTBLib] (FTBLib-1.7.10-1.0.17.6.jar)
UCFTBT{1.0.1} [FTB Tweaks] (FTBTweaks-1.0.1.jar)
UCFTBU{1.0.17.6} [FTBUtilities] (FTBUtilities-1.7.10-1.0.17.6.jar)
UCgendustry{1.6.3.132} [GenDustry] (gendustry-1.6.3.132-mc1.7.10.jar)
UCGraviSuite{1.7.10-2.0.3} [Graviation Suite] (GraviSuite-1.7.10-2.0.3.jar)
UCguideapi{1.7.10-1.0.1-20} [Guide-API] (Guide-API-1.7.10-1.0.1-20.jar)
UCiChunUtil{4.2.2} [iChunUtil] (iChunUtil-4.2.2.jar)
UCHats{4.0.1} [Hats] (Hats-4.0.1.jar)
UCHatStand{4.0.0} [HatStand] (HatStand-4.0.0.jar)
UCheadcrumbs{1.7.4} [Headcrumbs] (Headcrumbs-1.7.4.jar)
UCIC2NuclearControl{2.3.4a} [Nuclear Control 2] (IC2NuclearControl-2.3.4a.jar)
UCimmersiveintegration{0.6.7} [Immersive Integration] (immersiveintegration-0.6.7.jar)
UCinpure|core{1.7.10R1.0.0B9} [INpureCore] (INpureCore-[1.7.10]1.0.0B9-62.jar)
UCinventorytweaks{1.59-dev-152-cf6e263} [Inventory Tweaks] (InventoryTweaks-1.59-dev-152.jar)
UCIronChest{6.0.62.742} [Iron Chest] (ironchest-1.7.10-6.0.62.742-universal.jar)
UCJABBA{1.2.1} [JABBA] (Jabba-1.2.1a_1.7.10.jar)
UCjourneymap{5.1.4} [JourneyMap] (journeymap-1.7.10-5.1.4-unlimited.jar)
UCLogisticsPipes{0.9.3.95} [Logistics Pipes] (logisticspipes-0.9.3.95.jar)
UCMineFactoryReloaded|CompatAppliedEnergistics{1.7.10R2.8.1} [MFR Compat: Applied Energistics] (MineFactoryReloaded-[1.7.10]2.8.1-174.jar)
UCMineFactoryReloaded|CompatBuildCraft{1.7.10R2.8.1} [MFR Compat: BuildCraft] (MineFactoryReloaded-[1.7.10]2.8.1-174.jar)
UCMineFactoryReloaded|CompatForestry{1.7.10R2.8.1} [MFR Compat: Forestry] (MineFactoryReloaded-[1.7.10]2.8.1-174.jar)
UCMineFactoryReloaded|CompatForgeMicroblock{1.7.10R2.8.1} [MFR Compat: ForgeMicroblock] (MineFactoryReloaded-[1.7.10]2.8.1-174.jar)
UCMineFactoryReloaded|CompatIC2{1.7.10R2.8.1} [MFR Compat: IC2] (MineFactoryReloaded-[1.7.10]2.8.1-174.jar)
UCProjRed|Exploration{4.7.0pre12.95} [ProjectRed Exploration] (ProjectRed-1.7.10-4.7.0pre12.95-World.jar)
UCMineFactoryReloaded|CompatProjRed{1.7.10R2.8.1} [MFR Compat ProjectRed] (MineFactoryReloaded-[1.7.10]2.8.1-174.jar)
UCMineFactoryReloaded|CompatRailcraft{1.7.10R2.8.1} [MFR Compat: Railcraft] (MineFactoryReloaded-[1.7.10]2.8.1-174.jar)
UCMineFactoryReloaded|CompatThaumcraft{1.7.10R2.8.1} [MFR Compat: Thaumcraft] (MineFactoryReloaded-[1.7.10]2.8.1-174.jar)
UCMineFactoryReloaded|CompatThermalExpansion{1.7.10R2.8.1} [MFR Compat: Thermal Expansion] (MineFactoryReloaded-[1.7.10]2.8.1-174.jar)
UCMineFactoryReloaded|CompatTConstruct{1.7.10R2.8.1} [MFR Compat: Tinkers' Construct] (MineFactoryReloaded-[1.7.10]2.8.1-174.jar)
UCMineFactoryReloaded|CompatTwilightForest{1.7.10R2.8.1} [MFR Compat: TwilightForest] (MineFactoryReloaded-[1.7.10]2.8.1-174.jar)
UCMineFactoryReloaded|CompatVanilla{1.7.10R2.8.1} [MFR Compat: Vanilla] (MineFactoryReloaded-[1.7.10]2.8.1-174.jar)
UCmodtweaker2{0.9.5} [Mod Tweaker 2] (ModTweaker2-0.9.5.jar)
UCMorpheus{1.7.10-1.6.21} [Morpheus] (Morpheus-1.7.10-1.6.21.jar)
UCNEIAddons{1.12.14.40} [NEI Addons] (neiaddons-1.12.14.40-mc1.7.10.jar)
UCNEIAddons|Developer{1.12.14.40} [NEI Addons: Developer Tools] (neiaddons-1.12.14.40-mc1.7.10.jar)
UCNEIAddons|AppEng{1.12.14.40} [NEI Addons: Applied Energistics 2] (neiaddons-1.12.14.40-mc1.7.10.jar)
UCNEIAddons|Botany{1.12.14.40} [NEI Addons: Botany] (neiaddons-1.12.14.40-mc1.7.10.jar)
UCNEIAddons|Forestry{1.12.14.40} [NEI Addons: Forestry] (neiaddons-1.12.14.40-mc1.7.10.jar)
UCNEIAddons|CraftingTables{1.12.14.40} [NEI Addons: Crafting Tables] (neiaddons-1.12.14.40-mc1.7.10.jar)
UCNEIAddons|ExNihilo{1.12.14.40} [NEI Addons: Ex Nihilo] (neiaddons-1.12.14.40-mc1.7.10.jar)
UCneiintegration{1.1.2} [NEI Integration] (NEIIntegration-MC1.7.10-1.1.2.jar)
UCNetherOres{1.7.10R2.3.1} [Nether Ores] (NetherOres-[1.7.10]2.3.1-22.jar)
UCneresources{0.1.0.ManuallyBuilt} [Not Enough Resources] (NotEnoughResources-1.7.10-0.1.0-121.jar)
UCOpenMods{0.9.1} [OpenMods] (OpenModsLib-1.7.10-0.9.1.jar)
UCOpenBlocks{1.5.1} [OpenBlocks] (OpenBlocks-1.7.10-1.5.1.jar)
UCOpenPeripheralCore{1.3} [OpenPeripheralCore] (OpenPeripheralCore-1.7.10-1.3.jar)
UCOpenPeripheral{0.5.1} [OpenPeripheralAddons] (OpenPeripheralAddons-1.7.10-0.5.1.jar)
UCOpenPeripheralIntegration{0.5} [OpenPeripheralIntegration] (OpenPeripheralIntegration-1.7.10-0.5.jar)
UCPortalGun{4.0.0-beta-6} [PortalGun] (PortalGun-4.0.0-beta-6.jar)
UCProjRed|Transmission{4.7.0pre12.95} [ProjectRed Transmission] (ProjectRed-1.7.10-4.7.0pre12.95-Integration.jar)
UCProjRed|Transportation{4.7.0pre12.95} [ProjectRed Transportation] (ProjectRed-1.7.10-4.7.0pre12.95-Mechanical.jar)
UCProjRed|Compatibility{4.7.0pre12.95} [ProjectRed Compatibility] (ProjectRed-1.7.10-4.7.0pre12.95-Compat.jar)
UCProjRed|Integration{4.7.0pre12.95} [ProjectRed Integration] (ProjectRed-1.7.10-4.7.0pre12.95-Integration.jar)
UCProjRed|Illumination{4.7.0pre12.95} [ProjectRed Illumination] (ProjectRed-1.7.10-4.7.0pre12.95-Lighting.jar)
UCProjRed|Expansion{4.7.0pre12.95} [ProjectRed Expansion] (ProjectRed-1.7.10-4.7.0pre12.95-Mechanical.jar)
UCReactorCraft{1.0} [ReactorCraft] (ReactorCraft 1.7.10 V13b.jar)
UEResourceLoader{1.2} [Resource Loader] (ResourceLoader-1.2.jar)
UCrftools{4.22} [RFTools] (rftools-4.22.jar)
UCrunicdungeons{1.1.6a} [Runic Dungeons] (runicdungeons-1.1.6a.jar)
UCsimplyjetpacks{1.5.3} [Simply Jetpacks] (SimplyJetpacks-MC1.7.10-1.5.3.jar)
UCSolarExpansion{1.6a} [Solar Expansion] (SolarExpansion-Basic-1.6a.jar)
UCspringboards{0.1} [Spring Boards] (Springboards-1.7.10-0.1.jar)
UCStevesFactoryManager{A93} [Steve's Factory Manager] (StevesFactoryManagerA93.jar)
UCStevesAddons{0.10.16} [Steve's Addons] (StevesAddons-1.7.10-0.10.16.jar)
UCStevesCarts{2.0.0.b18} [Steve's Carts 2] (StevesCarts2.0.0.b18.jar)
UCStevesWorkshop{0.5.1} [Steve's Workshop] (StevesWorkshop-0.5.1.jar)
UCStorageDrawers{1.7.10-1.9.4} [Storage Drawers] (StorageDrawers-1.7.10-1.9.4.jar)
UCStorageDrawersBop{1.7.10-1.1.1} [Storage Drawers: Biomes O' Plenty Pack] (StorageDrawers-BiomesOPlenty-1.7.10-1.1.1.jar)
UCStorageDrawersForestry{1.7.10-1.1.2} [Storage Drawers: Forestry Pack] (StorageDrawers-Forestry-1.7.10-1.1.2.jar)
UCStorageDrawersMisc{1.7.10-1.1.2} [Storage Drawers: Misc Pack] (StorageDrawers-Misc-1.7.10-1.1.2.jar)
UCStorageDrawersNatura{1.7.10-1.1.1} [Storage Drawers: Natura Pack] (StorageDrawers-Natura-1.7.10-1.1.1.jar)
UCthaumcraftneiplugin{@VERSION@} [Thaumcraft NEI Plugin] (thaumcraftneiplugin-1.7.10-1.7a.jar)
UCthaumicenergistics{1.0.0.1} [Thaumic Energistics] (thaumicenergistics-1.0.0.1.jar)
UCThaumicExploration{0.6.0} [Thaumic Exploration] (ThaumicExploration-1.7.10-1.1-53.jar)
UCThermalDynamics{1.7.10R1.1.0} [Thermal Dynamics] (ThermalDynamics-[1.7.10]1.1.0-161.jar)
UCTiCTooltips{1.2.5} [TiC Tooltips] (TiCTooltips-mc1.7.10-1.2.5.jar)
UCTMechworks{0.2.15.106} [Tinkers' Mechworks] (TMechworks-1.7.10-0.2.15.106.jar)
UCTranslocator{1.1.2.15} [Translocator] (Translocator-1.7.10-1.1.2.15-universal.jar)
UCWailaHarvestability{1.1.6} [Waila Harvestability] (WailaHarvestability-mc1.7.10-1.1.6.jar)
UCwawla{1.3.3} [What Are We Looking At] (Wawla-1.3.3-1.7.10.jar)
UCWR-CBE|Core{1.4.1.9} [WR-CBE Core] (WR-CBE-1.7.10-1.4.1.9-universal.jar)
UCWR-CBE|Addons{1.4.1.9} [WR-CBE Addons] (WR-CBE-1.7.10-1.4.1.9-universal.jar)