try {
Field fTransformers = LaunchClassLoader.class.getDeclaredField("transformers");
fTransformers.setAccessible(true);
@SuppressWarnings("unchecked")
List<IClassTransformer> transformers = (List<IClassTransformer>) fTransformers.get(loader);
IClassTransformer lpClassInjector = new LogisticsPipesClassInjector();
transformers.add(lpClassInjector);
// Avoid NPE caused by wrong ClassTransformers
for(int i=transformers.size() - 1 ; i > 0;i--) { // Move everything one up
transformers.set(i, transformers.get(i - 1));
}