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  1. ,
    via netty.io by Unknown author

    Needs to add netty-transport-native-epoll with a OS classifier to the classpath, it's not included in netty-all

  2. ,

    I had to build one fat jar that will include all dependencies from the other jars that i wanted to use.

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io/netty/buffer/ByteBufOutputStream
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io/netty/buffer/ByteBufOutputStream
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io/netty/buffer/ByteBufOutputStream
java.lang.NoClassDefFoundError: io/netty/buffer/ByteBufOutputStream at java.lang.Class.getDeclaredFields0(Native Method) at java.lang.Class.privateGetDeclaredFields(Unknown Source) at java.lang.Class.getDeclaredFields(Unknown Source) at amidst.mojangapi.minecraftinterface.RecognisedVersion.getMainClassFields(RecognisedVersion.java:132) at amidst.mojangapi.minecraftinterface.RecognisedVersion.generateMagicString(RecognisedVersion.java:124) at amidst.mojangapi.minecraftinterface.RecognisedVersion.from(RecognisedVersion.java:119) at amidst.mojangapi.minecraftinterface.local.LocalMinecraftInterfaceBuilder.create(LocalMinecraftInterfaceBuilder.java:32) at amidst.mojangapi.file.directory.VersionDirectory.createLocalMinecraftInterface(VersionDirectory.java:99) at amidst.mojangapi.MojangApi.set(MojangApi.java:71) at amidst.gui.profileselect.LocalProfileComponent.tryLoad(LocalProfileComponent.java:84) at amidst.threading.WorkerExecutor.lambda$run$11(WorkerExecutor.java:71) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source)Caused by: java.lang.ClassNotFoundException: io.netty.buffer.ByteBufOutputStream at java.net.URLClassLoader.findClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) ... 14 more