<html> <head><title>413 Request Entity Too Large</title></head> <body bgcolor="white">
413 Request Entity Too Large
here is offending image of above error. http://konachan.gate.flag.moe/post/show/255540/animal-armor-bird-blonde_hair-blue_eyes-fate-grand
It should be fixed now, can you try again?
Also, I've increased the maximum allowed size to 50MB, since we now have plenty of space.