> you have to delete > generated/objects/haiku/x86/release/add-ons/media/media-add-ons/usb_webcam > then it will work again... Actually not.. in the last week I had the exact same problem.. So, after a couple of hours deleting stuff, I delete everything, and download & build all again http://www.haiku-os.org/guides Seems that buildutils have changed too much lately....