Error forge

[Samliss_03]

Hello, I'm from Brazil and I do not speak English very well, but I have a problem that occurs every time I install forge in minecraft, this happens in all versions.

 

Quote

2018-02-21 10:57:58,486 WARN Unable to instantiate org.fusesource.jansi.WindowsAnsiOutputStream
2018-02-21 10:57:58,486 WARN Unable to instantiate org.fusesource.jansi.WindowsAnsiOutputStream
[10:57:58] [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLTweaker
[10:57:59] [main/INFO] [LaunchWrapper]: Using primary tweak class name net.minecraftforge.fml.common.launcher.FMLTweaker
[10:57:59] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLTweaker
[10:57:59] [main/INFO] [FML]: Forge Mod Loader version 13.20.1.2588 for Minecraft 1.11.2 loading
[10:57:59] [main/INFO] [FML]: Java is Java HotSpot(TM) 64-Bit Server VM, version 1.8.0_121, running on Windows 10:amd64:10.0, installed at C:\Program Files\Java\jre1.8.0_121
[10:58:00] [main/ERROR] [FML]: An error occurred trying to configure the minecraft home at C:\Users\berna\AppData\Roaming\.minecraft for Forge Mod Loader
java.lang.NoClassDefFoundError: cpw/mods/fml/relauncher/IFMLLoadingPlugin
    at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.8.0_121]
    at java.lang.ClassLoader.defineClass(Unknown Source) ~[?:1.8.0_121]
    at java.security.SecureClassLoader.defineClass(Unknown Source) ~[?:1.8.0_121]
    at java.net.URLClassLoader.defineClass(Unknown Source) ~[?:1.8.0_121]
    at java.net.URLClassLoader.access$100(Unknown Source) ~[?:1.8.0_121]
    at java.net.URLClassLoader$1.run(Unknown Source) ~[?:1.8.0_121]
    at java.net.URLClassLoader$1.run(Unknown Source) ~[?:1.8.0_121]
    at java.security.AccessController.doPrivileged(Native Method) ~[?:1.8.0_121]
    at java.net.URLClassLoader.findClass(Unknown Source) ~[?:1.8.0_121]
    at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:117) ~[launchwrapper-1.12.jar:?]
    at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_121]
    at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_121]
    at java.lang.Class.forName0(Native Method) ~[?:1.8.0_121]
    at java.lang.Class.forName(Unknown Source) ~[?:1.8.0_121]
    at net.minecraftforge.fml.relauncher.CoreModManager.loadCoreMod(CoreModManager.java:564) ~[forge-1.11.2-13.20.1.2588.jar:?]
    at net.minecraftforge.fml.relauncher.CoreModManager.discoverCoreMods(CoreModManager.java:425) ~[forge-1.11.2-13.20.1.2588.jar:?]
    at net.minecraftforge.fml.relauncher.CoreModManager.handleLaunch(CoreModManager.java:255) ~[forge-1.11.2-13.20.1.2588.jar:?]
    at net.minecraftforge.fml.relauncher.FMLLaunchHandler.setupHome(FMLLaunchHandler.java:100) [forge-1.11.2-13.20.1.2588.jar:?]
    at net.minecraftforge.fml.relauncher.FMLLaunchHandler.setupClient(FMLLaunchHandler.java:79) [forge-1.11.2-13.20.1.2588.jar:?]
    at net.minecraftforge.fml.relauncher.FMLLaunchHandler.configureForClientLaunch(FMLLaunchHandler.java:42) [forge-1.11.2-13.20.1.2588.jar:?]
    at net.minecraftforge.fml.common.launcher.FMLTweaker.injectIntoClassLoader(FMLTweaker.java:138) [forge-1.11.2-13.20.1.2588.jar:?]
    at net.minecraft.launchwrapper.Launch.launch(Launch.java:115) [launchwrapper-1.12.jar:?]
    at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.12.jar:?]
Caused by: java.lang.ClassNotFoundException: cpw.mods.fml.relauncher.IFMLLoadingPlugin
    at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191) ~[launchwrapper-1.12.jar:?]
    at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_121]
    at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_121]
    ... 23 more
Caused by: java.lang.NullPointerException
    at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.12.jar:?]
    at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_121]
    at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_121]
    ... 23 more
Exception in thread "main" [10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]: java.lang.NoClassDefFoundError: cpw/mods/fml/relauncher/IFMLLoadingPlugin
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at java.lang.ClassLoader.defineClass1(Native Method)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at java.lang.ClassLoader.defineClass(Unknown Source)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at java.security.SecureClassLoader.defineClass(Unknown Source)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at java.net.URLClassLoader.defineClass(Unknown Source)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at java.net.URLClassLoader.access$100(Unknown Source)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at java.net.URLClassLoader$1.run(Unknown Source)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at java.net.URLClassLoader$1.run(Unknown Source)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at java.security.AccessController.doPrivileged(Native Method)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at java.net.URLClassLoader.findClass(Unknown Source)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:117)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at java.lang.ClassLoader.loadClass(Unknown Source)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at java.lang.ClassLoader.loadClass(Unknown Source)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at java.lang.Class.forName0(Native Method)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at java.lang.Class.forName(Unknown Source)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at net.minecraftforge.fml.relauncher.CoreModManager.loadCoreMod(CoreModManager.java:564)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at net.minecraftforge.fml.relauncher.CoreModManager.discoverCoreMods(CoreModManager.java:425)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at net.minecraftforge.fml.relauncher.CoreModManager.handleLaunch(CoreModManager.java:255)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at net.minecraftforge.fml.relauncher.FMLLaunchHandler.setupHome(FMLLaunchHandler.java:100)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at net.minecraftforge.fml.relauncher.FMLLaunchHandler.setupClient(FMLLaunchHandler.java:79)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at net.minecraftforge.fml.relauncher.FMLLaunchHandler.configureForClientLaunch(FMLLaunchHandler.java:42)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at net.minecraftforge.fml.common.launcher.FMLTweaker.injectIntoClassLoader(FMLTweaker.java:138)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at net.minecraft.launchwrapper.Launch.launch(Launch.java:115)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]: Caused by: java.lang.ClassNotFoundException: cpw.mods.fml.relauncher.IFMLLoadingPlugin
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at java.lang.ClassLoader.loadClass(Unknown Source)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     at java.lang.ClassLoader.loadClass(Unknown Source)
[10:58:00] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]:     ... 23 more
[10:58:00] [main/INFO] [STDERR]: [java.lang.Throwable:printStackTrace:-1]: Caused by: java.lang.NullPointerException
[10:58:00] [main/INFO] [STDERR]: [java.lang.Throwable:printStackTrace:-1]:     at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182)
[10:58:00] [main/INFO] [STDERR]: [java.lang.Throwable:printStackTrace:-1]:     ... 25 more
 

 

[Samliss_03]

On 21/02/2018 at 11:37 AM, diesieben07 said:

You installed a mod for 1.7.10 or older on 1.11.2.

I have mod in 1.6.4

[Samliss_03]

I do not understand how to reinstall the mine worked, as I had done this several times before and it had never worked. But now it works, I'll test by putting some mod.