Screen flickering during charging

[riteshpande]

Sometimes while charing my phone via nokia charger, the screen of my Lumia 920 keeps flickering. Is my screen faulty or its os bug

 

[anon(7900571)]

this a bug found on Lumia 920 , my screen flickers randomly while playing games , texting

 

[riteshpande]

The bug on my Lumia have been solved by dp 8.1 update