From: sami [mailto:sami.0jacob0@gmail.com] 
> I had the same problem. Most probably this is due to the UHD version you are using, if you use older than version 3.9 you should be OK.

Thanks for your input. This is the output from our setup

mrinal@tenet-GA-MA69VM-S2:~$uhd_find_devices

linux; GNU C++ version 4.8.4; Boost_105400; UHD_003.011.000.git-47-g3e352429

Is this the thing which you were referring. Please let us know if this UHD version is fine.