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When I click play, I get this error message:

[20:51:03] [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLTweaker[20:51:03] [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLTweaker[20:51:03] [main/INFO] [LaunchWrapper]: Using primary tweak class name net.minecraftforge.fml.common.launcher.FMLTweaker[20:51:03] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLTweaker[20:51:03] [main/INFO] [FML]: Forge Mod Loader version 8.99.180.1487 for Minecraft 1.8 loading[20:51:03] [main/INFO] [FML]: Java is Java HotSpot(TM) Client VM, version 1.7.0_71, running on Windows 8.1:x86:6.3, installed at C:\Program Files (x86)\Java\jre7[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: java.lang.NoClassDefFoundError: cpw/mods/fml/relauncher/IFMLLoadingPlugin[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.lang.ClassLoader.defineClass1(Native Method)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.lang.ClassLoader.defineClass(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.security.SecureClassLoader.defineClass(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.net.URLClassLoader.defineClass(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.net.URLClassLoader.access$100(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.net.URLClassLoader$1.run(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.net.URLClassLoader$1.run(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.security.AccessController.doPrivileged(Native Method)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.net.URLClassLoader.findClass(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:117)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.lang.ClassLoader.loadClass(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.lang.ClassLoader.loadClass(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.lang.Class.forName0(Native Method)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.lang.Class.forName(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraftforge.fml.relauncher.CoreModManager.loadCoreMod(CoreModManager.java:485)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraftforge.fml.relauncher.CoreModManager.discoverCoreMods(CoreModManager.java:409)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraftforge.fml.relauncher.CoreModManager.handleLaunch(CoreModManager.java:241)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraftforge.fml.relauncher.FMLLaunchHandler.setupHome(FMLLaunchHandler.java:90)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraftforge.fml.relauncher.FMLLaunchHandler.setupClient(FMLLaunchHandler.java:67)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraftforge.fml.relauncher.FMLLaunchHandler.configureForClientLaunch(FMLLaunchHandler.java:34)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraftforge.fml.common.launcher.FMLTweaker.injectIntoClassLoader(FMLTweaker.java:126)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraft.launchwrapper.Launch.launch(Launch.java:115)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraft.launchwrapper.Launch.main(Launch.java:28)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: Caused by: java.lang.ClassNotFoundException: cpw.mods.fml.relauncher.IFMLLoadingPlugin[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.lang.ClassLoader.loadClass(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.lang.ClassLoader.loadClass(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: ... 23 more[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: Caused by: java.lang.NullPointerException[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: ... 25 more[20:51:04] [main/ERROR] [FML]: An error occurred trying to configure the minecraft home at C:\Users\Doug\AppData\Roaming\.minecraft for Forge Mod Loaderjava.lang.NoClassDefFoundError: cpw/mods/fml/relauncher/IFMLLoadingPlugin at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.7.0_71] at java.lang.ClassLoader.defineClass(Unknown Source) ~[?:1.7.0_71] at java.security.SecureClassLoader.defineClass(Unknown Source) ~[?:1.7.0_71] at java.net.URLClassLoader.defineClass(Unknown Source) ~[?:1.7.0_71] at java.net.URLClassLoader.access$100(Unknown Source) ~[?:1.7.0_71] at java.net.URLClassLoader$1.run(Unknown Source) ~[?:1.7.0_71] at java.net.URLClassLoader$1.run(Unknown Source) ~[?:1.7.0_71] at java.security.AccessController.doPrivileged(Native Method) ~[?:1.7.0_71] at java.net.URLClassLoader.findClass(Unknown Source) ~[?:1.7.0_71] at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:117) ~[launchwrapper-1.12.jar:?] at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.7.0_71] at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.7.0_71] at java.lang.Class.forName0(Native Method) ~[?:1.7.0_71] at java.lang.Class.forName(Unknown Source) ~[?:1.7.0_71] at net.minecraftforge.fml.relauncher.CoreModManager.loadCoreMod(CoreModManager.java:485) ~[forge-1.8-11.14.3.1487.jar:?] at net.minecraftforge.fml.relauncher.CoreModManager.discoverCoreMods(CoreModManager.java:409) ~[forge-1.8-11.14.3.1487.jar:?] at net.minecraftforge.fml.relauncher.CoreModManager.handleLaunch(CoreModManager.java:241) ~[forge-1.8-11.14.3.1487.jar:?] at net.minecraftforge.fml.relauncher.FMLLaunchHandler.setupHome(FMLLaunchHandler.java:90) [forge-1.8-11.14.3.1487.jar:?] at net.minecraftforge.fml.relauncher.FMLLaunchHandler.setupClient(FMLLaunchHandler.java:67) [forge-1.8-11.14.3.1487.jar:?] at net.minecraftforge.fml.relauncher.FMLLaunchHandler.configureForClientLaunch(FMLLaunchHandler.java:34) [forge-1.8-11.14.3.1487.jar:?] at net.minecraftforge.fml.common.launcher.FMLTweaker.injectIntoClassLoader(FMLTweaker.java:126) [forge-1.8-11.14.3.1487.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) ~[?:1.7.0_71] at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.7.0_71] ... 23 moreCaused by: java.lang.NullPointerException at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.12.jar:?] at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.7.0_71] at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.7.0_71] ... 23 moreException in thread "main" [20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: java.lang.NoClassDefFoundError: cpw/mods/fml/relauncher/IFMLLoadingPlugin[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.lang.ClassLoader.defineClass1(Native Method)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.lang.ClassLoader.defineClass(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.security.SecureClassLoader.defineClass(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.net.URLClassLoader.defineClass(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.net.URLClassLoader.access$100(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.net.URLClassLoader$1.run(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.net.URLClassLoader$1.run(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.security.AccessController.doPrivileged(Native Method)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.net.URLClassLoader.findClass(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:117)[20:51:04] [
main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.lang.ClassLoader.loadClass(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.lang.ClassLoader.loadClass(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.lang.Class.forName0(Native Method)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.lang.Class.forName(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraftforge.fml.relauncher.CoreModManager.loadCoreMod(CoreModManager.java:485)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraftforge.fml.relauncher.CoreModManager.discoverCoreMods(CoreModManager.java:409)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraftforge.fml.relauncher.CoreModManager.handleLaunch(CoreModManager.java:241)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraftforge.fml.relauncher.FMLLaunchHandler.setupHome(FMLLaunchHandler.java:90)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraftforge.fml.relauncher.FMLLaunchHandler.setupClient(FMLLaunchHandler.java:67)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraftforge.fml.relauncher.FMLLaunchHandler.configureForClientLaunch(FMLLaunchHandler.java:34)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraftforge.fml.common.launcher.FMLTweaker.injectIntoClassLoader(FMLTweaker.java:126)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraft.launchwrapper.Launch.launch(Launch.java:115)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraft.launchwrapper.Launch.main(Launch.java:28)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: Caused by: java.lang.ClassNotFoundException: cpw.mods.fml.relauncher.IFMLLoadingPlugin[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.lang.ClassLoader.loadClass(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.lang.ClassLoader.loadClass(Unknown Source)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: ... 23 more[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: Caused by: java.lang.NullPointerException[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182)[20:51:04] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: ... 25 more

It may be worth noting I never migrated to a mojang account and I am still using the old launcher. Please help me.