cant open my cam

[divyamoljms85]

hai i am using lenovo S100 the camera was workin fine but since two days wen i try to open my cam i get the message as cant open the video try closing other applications that might be using the webcam. i closed all applications then restarted it buut no use.i tried to open the cam in skype and yahoo messenger but i get the same message.today i downloaded the software and installed it but still it dont work.if anyone is out there who could help me pleasse reply me.i dont know wat to do

[fiesta]

Hi there,

seems like incompatible drivers are probaby causing this, i suggest you back up your data and restore system to "Last good configuration"

Post back results.

Cheers.