Hi Ram, On 07/29/2015 08:12 AM, Kallumari Nagaraja Rao, RammohanX wrote: > Hello All, > > As said below, I am using the Intel Edison board with a Ublox on a > serial interface. > > After doing some debugging got to know that the > “/plugins/udevng.c:enumerate_devices()” does get struck and > > nothing happens after that. Since you have debug output after enumerate_devices() is called, this is highly unlikely. Does your kernel support udev? You need to get your kernel and system sorted out first. Regards, -Denis