i have 3rd gen 2016 Chromecast, casting of my smart CCTV CP PLus ezykam+ stops after 3-5 min

[kapsocool]

I have 3rd gen 2016 Chromecast, casting of my smart CCTV CP PLus ezykam+ stops after 3-5 min.

I am using chromecast on a Dell Monitor having HDMI input. 

Ezykam+ casting works fine over my Hisense 55 inch Google TV.