Hi, as soon as i join a server my game crashes i have tried a lot of the fixes that are on the forums but none work so here is my error log
---- Minecraft Crash Report ----
// Uh... Did I do that?
Time: 31/05/13 5:51 PM
Description: Unexpected error
java.lang.IndexOutOfBoundsException
at com.eloraam.redpower.core.ItemExtended.d(ItemExtended.java:33)
at up.i(Item.java:458)
at up.l(Item.java:600)
at ur.r(SourceFile:334)
at atr.a(GuiIngame.java:406)
at ban.b(EntityRenderer.java:982)
at net.minecraft.client.Minecraft.J(Minecraft.java:884)
at net.minecraft.client.Minecraft.run(Minecraft.java:773)
at java.lang.Thread.run(Unknown Source)
I hope this is enough information to help me
Thanks