So i installed the client today and it wont let me log on. This is what it says Spoiler ---- Minecraft Crash Report ---- // I feel sad now Time: 1/29/13 7:50 PM Description: Code Chicken Core java.util.zip.ZipException: invalid entry size (expected 340963 but got 340999 bytes) at java.util.zip.ZipInputStream.readEnd(Unknown Source) at java.util.zip.ZipInputStream.read(Unknown Source) at java.util.zip.ZipInputStream.closeEntry(Unknown Source) at java.util.zip.ZipInputStream.getNextEntry(Unknown Source) at codechicken.core.ClassDiscoverer.readFromZipFile(ClassDiscoverer.java:102) at codechicken.core.ClassDiscoverer.findClasspathMods(ClassDiscoverer.java:85) at codechicken.core.ClassDiscoverer.findClasses(ClassDiscoverer.java:41) at codechicken.nei.NEIClientConfig.loadConfig(NEIClientConfig.java:691) at codechicken.nei.NEIClientConfig.loadWorld(NEIClientConfig.java:296) at codechicken.nei.ClientPacketHandler.handleSMPCheck(ClientPacketHandler.java:123) at codechicken.nei.ClientPacketHandler.handlePacket(ClientPacketHandler.java:26) at codechicken.core.PacketCustom$ClientPacketHander.handle(PacketCustom.java:90) at codechicken.core.PacketCustom$CustomPacketHandler.onPacketData(PacketCustom.java:59) at cpw.mods.fml.common.network.NetworkRegistry.handlePacket(NetworkRegistry.java:243) at cpw.mods.fml.common.network.NetworkRegistry.handleCustomPacket(NetworkRegistry.java:233) at cpw.mods.fml.common.network.FMLNetworkHandler.handlePacket250Packet(FMLNetworkHandler.java:71) at ayh.a(NetClientHandler.java:1483) at di.a(SourceFile:59) at cg.b(TcpConnection.java:458) at ayh.d(NetClientHandler.java:240) at ayk.c(GuiConnecting.java:49) at net.minecraft.client.Minecraft.l(Minecraft.java:1537) at net.minecraft.client.Minecraft.J(Minecraft.java:846) at net.minecraft.client.Minecraft.run(Minecraft.java:771) at java.lang.Thread.run(Unknown Source)