User blog comment:Dr. Ivo Robotnik/Random Ender Particles glitch/bug/@comment-68.195.127.46-20140313080648/@comment-68.195.127.46-20140313081137

No nevermind. It WAS what Quinnjeep said. My button for it is f12 though. Under controls it's labeled "Railcraft anchor aura" I pressed it and it turned it off. It only shows up like that when you're in close proximity to a world anchor/dimensional anchor.