How do I fix a Microsoft Visual C++ runtime library error? 
my web cam is diver free but months before i attached it in laptop usb and from that day it stops working only its microphone is in working but camera is not skype says can not find any web cam ....but before when ever it attached to any pc laptop or mac it says "A4tech usb 2.0 camera" but now it says"vimicro usb 2.0 camera venus" n it doesnt work at all .... i installed its driver .. software .. but when i open its software IM MAGICIAN it gives run time error and same with skype .... how can i fix it?