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Please Help! Canno't open FTB Ultimate Pack!

Started By Tacoman824 , Jun 28 2013 07:30 PM

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1 reply to this topic

#1
Tacoman824

Posted 28 June 2013 - 07:30 PM

Newbie

Members
1 posts

IGN:Tacoman824
Modpack:FTB Ultimate

Whenever I try to open Ultimate pack it starts loading but then this happens,

[12:23:40] [ERROR] ClassLoader.defineClass1:-2->MinecraftLauncher.main214 Unhandled eroor launching minecraft:java.lang.NoClassDefFoundError: Ig

Please help I dont know how to fix it!

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#2
digitallyApocalyptic

Posted 28 June 2013 - 11:13 PM

Advanced Member

Administrators
262 posts

IGN:GameStopper
Modpack:FTB Ultimate

Options --> Force Update, then launch the pack.

If that doesn't work, navigate to C:/Users/YOURUSERNAMEHERE/AppData/Roaming/.feedthebeast/Ultimate/minecraft and delete everything except the Saves folder, then launch the pack.

My username is digitallyApocalyptic. I contribute where I can on the wiki and I've previously built pretty much the entirety of Category:Twilight Forest. I play FTB Ultimate, some games on Steam, and I follow MS Paint Adventures.