On Thu, 2015-02-19 at 08:37 +0100, Roberto Bianchi wrote: > The problem: the "arduino usb2serial light" ISP is not recognized by the > driver cdc-acm anymore. It was up to Nov - Dec 2014 but then, after that > I cannot use it anymore since the driver is not recognizing. > Unfortunately, I made many changes and upgrades in between so it's > difficult for me to tell you what the versions of driver and ubuntu > release I was using. Looks it doesn't like the descriptors. Please post "lsusb -v" Regards Oliver -- 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