The place where you got them (the one from the removed thread title?) are only gathered by another user and uploaded to his own webspace. It's not because you think it's a good place that the provided files are official or good dump.
If the loader doesn't work with these banners, then it doesn't work with them. that's all. nothing I can do. I didn't code the banner engine and won't fix it.
if other layout are fine for you, then I'm glad