net.minecraftforge.fml.common.LoaderException

There are no available Samebug tips for this exception. Do you have an idea how to solve this issue? A short tip would help users who saw this issue last week.

  • net.minecraftforge.fml.common.LoaderException: java.lang.NoClassDefFoundError: javafx/collections/transformation/SortedList at net.minecraftforge.fml.common.LoadController.transition(LoadController.java:186) at net.minecraftforge.fml.common.Loader.preinitializeMods(Loader.java:610) at net.minecraftforge.fml.server.FMLServerHandler.beginServerLoading(FMLServerHandler.java:98) at net.minecraftforge.fml.common.FMLCommonHandler.onServerStart(FMLCommonHandler.java:328) at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:121) at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:431) at java.lang.Thread.run(Thread.java:745) Caused by: java.lang.NoClassDefFoundError: javafx/collections/transformation/SortedList at mods.railcraft.api.tracks.TrackRegistry.<clinit>(TrackRegistry.java:43) at mods.railcraft.common.blocks.tracks.kits.TrackKits.<clinit>(TrackKits.java:77) at mods.railcraft.common.core.RailcraftConfig.loadBlocks(RailcraftConfig.java:467) at mods.railcraft.common.core.RailcraftConfig.preInit(RailcraftConfig.java:150) at mods.railcraft.common.core.Railcraft.preInit(Railcraft.java:161) 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:498) at net.minecraftforge.fml.common.FMLModContainer.handleModStateEvent(FMLModContainer.java:595) at sun.reflect.GeneratedMethodAccessor10.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74) at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47) at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322) at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304) at com.google.common.eventbus.EventBus.post(EventBus.java:275) at net.minecraftforge.fml.common.LoadController.sendEventToModContainer(LoadController.java:239) at net.minecraftforge.fml.common.LoadController.propogateStateMessage(LoadController.java:217) 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:498) at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74) at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47) at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322) at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304) at com.google.common.eventbus.EventBus.post(EventBus.java:275) at net.minecraftforge.fml.common.LoadController.distributeStateMessage(LoadController.java:142) at net.minecraftforge.fml.common.Loader.preinitializeMods(Loader.java:607) ... 5 more Caused by: java.lang.ClassNotFoundException: javafx.collections.transformation.SortedList at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191) at java.lang.ClassLoader.loadClass(ClassLoader.java:424) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ... 36 more Caused by: java.lang.NullPointerException at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ... 38 more

Users with the same issue

Unknown visitor1 times, last one,
Unknown visitor1 times, last one,
Unknown visitor1 times, last one,
Unknown visitor1 times, last one,
Unknown visitor1 times, last one,
120 more bugmates