A slip-and-fall case against a roller rink was properly rejected, an appeals court has ruled, because there was no evidence a stray piece of hard candy caused the injury.The 1st District Appellate Court earlier this summer affirmed a grant of summary judgment for the rink, writing that the only evidence of the hazard was the woman’s own claim she discovered “red crumbled up” pieces of a Jolly Rancher candy on her skates when she got home from the hospital three days after the injury.Justice James …