Error when launching

[FavoringPark1]

[08:38:01] [main/INFO]: Loading tweak class name optifine.OptiFineForgeTweaker
[08:38:01] [main/INFO]: Using primary tweak class name optifine.OptiFineForgeTweaker
[08:38:01] [main/INFO]: Loading tweak class name me.eldodebug.soar.injection.mixin.GlideTweaker
[08:38:01] [main/ERROR]: Unable to launch
java.lang.ClassNotFoundException: me.eldodebug.soar.injection.mixin.GlideTweaker
at java.net.URLClassLoader.findClass(URLClassLoader.java:381) ~[?:1.8.0_51]
at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[?:1.8.0_51]
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331) ~[?:1.8.0_51]
at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0_51]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:106) ~[launchwrapper-1.12.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[?:1.8.0_51]
at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0_51]
at java.lang.Class.forName0(Native Method) ~[?:1.8.0_51]
at java.lang.Class.forName(Class.java:348) ~[?:1.8.0_51]
at net.minecraft.launchwrapper.Launch.launch(Launch.java:98) [launchwrapper-1.12.jar:?]
at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.12.jar:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_51]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_51]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_51]
at java.lang.reflect.Method.invoke(Method.java:497) ~[?:1.8.0_51]
at oolloo.jlw.Wrapper.invokeMain(Wrapper.java:112) [JavaWrapper.jar:?]
at oolloo.jlw.Wrapper.main(Wrapper.java:105) [JavaWrapper.jar:?]