java.lang.ClassNotFoundException: cpw.mods.fml.common.launcher.FMLTweake

Arqade | vl-20100 | 10 months ago
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    Arqade | 10 months ago | vl-20100
    java.lang.ClassNotFoundException: cpw.mods.fml.common.launcher.FMLTweake
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    java.lang.ClassNotFoundException: org.spongepowered.asm.launch.MixinTweaker
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    Unable to launch: FMLTweaker

    GitHub | 3 months ago | xxxxyzt
    java.lang.ClassNotFoundException: cpw.mods.fml.common.launcher.FMLTweaker
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    GitHub comment 515#279400936

    GitHub | 3 months ago | MCOfficer
    java.lang.ClassNotFoundException: net.minecraftforge.fml.common.launcher.FMLTweaker

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Root Cause Analysis

  1. java.lang.ClassNotFoundException

    cpw.mods.fml.common.launcher.FMLTweake

    at java.net.URLClassLoader.findClass()
  2. Java RT
    ClassLoader.loadClass
    1. java.net.URLClassLoader.findClass(URLClassLoader.java:381)[?:1.8.0_71]
    2. java.lang.ClassLoader.loadClass(ClassLoader.java:424)[?:1.8.0_71]
    3. sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)[?:1.8.0_71]
    4. java.lang.ClassLoader.loadClass(ClassLoader.java:357)[?:1.8.0_71]
    4 frames
  3. Minecraft
    LaunchClassLoader.findClass
    1. net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:106)[launchwrapper-1.12.jar:?]
    1 frame
  4. Java RT
    Class.forName
    1. java.lang.ClassLoader.loadClass(ClassLoader.java:424)[?:1.8.0_71]
    2. java.lang.ClassLoader.loadClass(ClassLoader.java:357)[?:1.8.0_71]
    3. java.lang.Class.forName0(Native Method)[?:1.8.0_71]
    4. java.lang.Class.forName(Class.java:348)[?:1.8.0_71]
    4 frames
  5. Minecraft
    Launch.main
    1. net.minecraft.launchwrapper.Launch.launch(Launch.java:98)[launchwrapper-1.12.jar:?]
    2. net.minecraft.launchwrapper.Launch.main(Launch.java:28)[launchwrapper-1.12.jar:?]
    2 frames