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java.lang.NoClassDefFoundError: bxl at net.minecraftforge.fml.common.versioning.Restriction.toStringFriendly(Restriction.java:224) at net.minecraftforge.fml.common.versioning.VersionRange.toStringFriendly(VersionRange.java:498) at net.minecraftforge.fml.client.GuiModsMissing.func_73863_a(GuiModsMissing.java:106) at net.minecraftforge.client.ForgeHooksClient.drawScreen(ForgeHooksClient.java:374) at net.minecraft.client.renderer.EntityRenderer.func_181560_a(EntityRenderer.java:1094) at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:1076) at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:371) at net.minecraft.client.main.Main.main(SourceFile:124) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:483) at net.minecraft.launchwrapper.Launch.launch(Launch.java:135) at net.minecraft.launchwrapper.Launch.main(Launch.java:28)