LOCK SCREEN FLICKERING PROBLEM WHEN PLAYING MUSIC

[arzaan]

   there  is screen flickering in my xperia l when my phone is locked using PIN while playing music the screen flickers continuously according to the music played in walkman or google music ....i am sure this is not a FEATURE provided in this phone....dont disguise it...it is a BUG...please update this issue

[_alexdon_]

Do you have developer options enabled?Try to disable HW overlay,see if the same happens.