Minecraft doesnt want to start :(

[20:00:17] [main/INFO]: Setting user: KarlixonPlayz
[20:00:17] [main/INFO]: (Session ID is token:f3344b901954486eb900c4792b63726b:69b09f4aa6884002a2b53be233345f90)
Exception in thread "main" java.lang.NoClassDefFoundError: apn
at aji.p(SourceFile:390)
at kl.b(SourceFile:355)
at bao.<init>(SourceFile:216)
at net.minecraft.client.main.Main.main(SourceFile:129)
Caused by: java.lang.ClassNotFoundException: apn
at java.net.URLClassLoader$1.run(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
... 4 more
Caused by: java.util.zip.ZipException: invalid literal/lengths set
at java.util.zip.InflaterInputStream.read(Unknown Source)
at sun.misc.Resource.getBytes(Unknown Source)
at java.net.URLClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.access$100(Unknown Source)
... 11 more