On Tue, 26 Oct 2010, gene heskett wrote: > > And if it is a USB problem, doesn't enabling CONFIG_USB_DEBUG seem > > like a good idea? > > > Done, but zero output from that while libv4lconvert is failing. It was still worth a try. > Next, join linux-media I suppose. Later, when I've done that. In the > middle of trading cars this AM. There's something else you can also try. Make sure CONFIG_DEBUG_FS and CONFIG_USB_MON are enabled, and capture a usbmon trace showing what happens when the program fails. Instructions are in the kernel source file Documentation/usb/usbmon.txt. Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html