bad.partn

Hello) I've use seagate barracuda 7200.10 - 320Gb Hdd with 102 images on it. All work fine and run. But when i connected it to PC by winhiip to delete some old images ( to add new after) half of images got status " bad.partn" wwith 0 Mb size and when i try to delite it - winhiip is crash. How...