Web cam connected to beagle board


I am working on beagle board and trying to set up video in it .I want
the display from webcam to tv.
i ve the cross compiled luvcvie and uvc video on the card.
wen i try to give ./luvcview -S
it is showing the following error.
./luvcview: line 1: syntax error: "(" unexpected

Can anybody help me in this