help me

[TheAssasingYT]

[23:34:33] [Server thread/WARN] [bspkrscore]: Error retrieving remote string value at URL http://bspk.rs/Minecraft/1.12.2/bspkrsCore.version! Defaulting to check_error

5102[23:34:33] [Server thread/ERROR] [net.minecraft.server.MinecraftServer]: Encountered an unexpected exception

5103java.lang.NoClassDefFoundError: net/minecraft/client/Minecraft

5104at bspkrs.util.CommonUtils.getMinecraftDir(CommonUtils.java:534) ~[CommonUtils.class:?]

5105at bspkrs.util.CommonUtils.getConfigDir(CommonUtils.java:540) ~[CommonUtils.class:?]

5106at bspkrs.util.ModVersionChecker.<init>(ModVersionChecker.java:77) ~[ModVersionChecker.class:?]

5107at bspkrs.util.ModVersionChecker.<init>(ModVersionChecker.java:41) ~[ModVersionChecker.class:?]

5108at bspkrs.util.ModVersionChecker.<init>(ModVersionChecker.java:130) ~[ModVersionChecker.class:?]

5109at bspkrs.bspkrscore.fml.bspkrsCoreMod.init(bspkrsCoreMod.java:113) ~[bspkrsCoreMod.class:?]

5110at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_312]

5111at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_312]

5112at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_312]

5113at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_312]

5114at net.minecraftforge.fml.common.FMLModContainer.handleModStateEvent(FMLModContainer.java:632) ~[mohist.jar:?]

5115at sun.reflect.GeneratedMethodAccessor10.invoke(Unknown Source) ~[?:?]

5116at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_312]

5117at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_312]

5118at com.google.common.eventbus.Subscriber.invokeSubscriberMethod(Subscriber.java:91) ~[minecraft_server.1.12.2.jar:?]

5119at com.google.common.eventbus.Subscriber$SynchronizedSubscriber.invokeSubscriberMethod(Subscriber.java:150) ~[minecraft_server.1.12.2.jar:?]

5120at com.google.common.eventbus.Subscriber$1.run(Subscriber.java:76) ~[minecraft_server.1.12.2.jar:?]

5121at com.google.common.util.concurrent.MoreExecutors$DirectExecutor.execute(MoreExecutors.java:399) ~[minecraft_server.1.12.2.jar:?]

5122at com.google.common.eventbus.Subscriber.dispatchEvent(Subscriber.java:71) ~[minecraft_server.1.12.2.jar:?]

5123at com.google.common.eventbus.Dispatcher$PerThreadQueuedDispatcher.dispatch(Dispatcher.java:116) ~[minecraft_server.1.12.2.jar:?]

5124at com.google.common.eventbus.EventBus.post(EventBus.java:217) ~[minecraft_server.1.12.2.jar:?]

5125at net.minecraftforge.fml.common.LoadController.sendEventToModContainer(LoadController.java:215) ~[LoadController.class:?]

5126at net.minecraftforge.fml.common.LoadController.propogateStateMessage(LoadController.java:193) ~[LoadController.class:?]

5127at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_312]

5128at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_312]

5129at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_312]

5130at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_312]

5131at com.google.common.eventbus.Subscriber.invokeSubscriberMethod(Subscriber.java:91) ~[minecraft_server.1.12.2.jar:?]

5132at com.google.common.eventbus.Subscriber$SynchronizedSubscriber.invokeSubscriberMethod(Subscriber.java:150) ~[minecraft_server.1.12.2.jar:?]

5133at com.google.common.eventbus.Subscriber$1.run(Subscriber.java:76) ~[minecraft_server.1.12.2.jar:?]

5134at com.google.common.util.concurrent.MoreExecutors$DirectExecutor.execute(MoreExecutors.java:399) ~[minecraft_server.1.12.2.jar:?]

5135at com.google.common.eventbus.Subscriber.dispatchEvent(Subscriber.java:71) ~[minecraft_server.1.12.2.jar:?]

5136at com.google.common.eventbus.Dispatcher$PerThreadQueuedDispatcher.dispatch(Dispatcher.java:116) ~[minecraft_server.1.12.2.jar:?]

5137at com.google.common.eventbus.EventBus.post(EventBus.java:217) ~[minecraft_server.1.12.2.jar:?]

5138at net.minecraftforge.fml.common.LoadController.distributeStateMessage(LoadController.java:132) ~[LoadController.class:?]

5139at net.minecraftforge.fml.common.Loader.initializeMods(Loader.java:766) ~[Loader.class:?]

5140at net.minecraftforge.fml.server.FMLServerHandler.finishServerLoading(FMLServerHandler.java:111) ~[FMLServerHandler.class:?]

5141at net.minecraftforge.fml.common.FMLCommonHandler.onServerStarted(FMLCommonHandler.java:334) ~[FMLCommonHandler.class:?]

5142at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:265) ~[nz.class:?]

5143at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:590) [MinecraftServer.class:?]

5144at java.lang.Thread.run(Thread.java:748) [?:1.8.0_312]