I have a Toshiba Satellite L305D-S5934 Laptop with the incorporated Chicony 2.0 Webcam. I currently am running Windows Vista Home Premium on my Laptop. I am facing the trouble of a clean reboot my Chicony USB 2.0 Webcam works fine. But, after when I used to keep my laptop into the sleep mode, my webcam is not to work and cannot be recharged until the subsequently reboot. Upon waking up the computer system, I am getting an error message that somewhat is effect of "USB Device not recognized. A USB device on this computer has malfunctioned". The USB device of the webcam has failed. I have not to solve this problem from my system. Do anyone have solve this problem from their system please do help me.