Minecraft при установке мода выдал такую ошибку

----Minecraft Crash Report ----
// Hey, that tickles! Hehehe!

Time: 24.03.13 18:24
Description: ModLoader has failed to initialize.

java.lang.NoSuchFieldError: f
at mod_thx.getNextItemId(mod_thx.java:111)
at mod_thx.load(mod_thx.java:69)
at ModLoader.init(ModLoader.java:742)
at ModLoader.addAllRenderers(ModLoader.java:205)
at bgz.(RenderManager.java:97)
at bgz.(RenderManager.java:14)
at net.minecraft.client.Minecraft.a(SourceFile:261)
at avv.a(SourceFile:56)
at net.minecraft.client.Minecraft.run(SourceFile:507)
at java.lang.Thread.run(Thread.java:679)

A detailed walkthrough of the error, its code path and all known details is as follows:
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-- System Details --
Details:
Minecraft Version: 1.5.1
Operating System: Linux (amd64) version 2.6.32-38-generic
Java Version: 1.6.0_27, Sun Microsystems Inc.
Java VM Version: OpenJDK 64-Bit Server VM (mixed mode), Sun Microsystems Inc.
Memory: 14475944 bytes (13 MB) / 49676288 bytes (47 MB) up to 620756992 bytes (592 MB)
JVM Flags: 0 total;
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Suspicious classes: ModLoader, EntityRendererProxy, BaseMod, ..]
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
ModLoader: Mods loaded: 2
ModLoader 1.5.1
mod_thx Minecraft THX Helicopter Mod - mod_thx-v022-mc_150