Exclamation [REQUEST] Can we use 3g usb internet dongle with OTG cable to get internet on N5 ?

I have found link for nexus 7 and a google app
https://play.google.com/store/apps/d...ghof.pppwidget

Youtube link
http://www.youtube.com/watch?v=jbGrSIdar-c


I tried that on my nexus 5 ( stock rom 4.4.2 rooted) but just after connecting the USB dongle with OTG cable, I got FC.
StickMount is also installed in my N5

Can somebody help me on this issue ?
Is there any alternative way for nexus 5 ?

Thank you