Infinity not launching

[Taladiel]

Title:

Infinity not launching​

Launcher Version:

1.4.7​

Modpack:

FTB Infinity​

Modpack Version:

1.5.1​

Log Link:

​

Details of the issue:

When i try to launch infinity the button goes gray for a second then comes right back to being clickable. the console displays this as soon as the button reverts to being clickable:

Exception in thread "main" java.lang.NoClassDefFoundError: com/google/common/collect/Lists
at cpw.mods.fml.common.launcher.FMLTweaker.acceptOptions(FMLTweaker.java:50)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:114)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
Caused by: java.lang.ClassNotFoundException: com.google.common.collect.Lists
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)
... 3 more​

 

[UniZero]

Post the full log not part of it. Also use pastebin not a wall of text.