Bug found in leafpic app while trying to play video with it

Expected behavior

When open leafpic application i should be able to play video with it

Actual behavior

When I open a video, I clicked on the play button but it did not work,

How to reproduce

(1)Download Leafpic application

(2) Launch and open it, go to video

(3) Click on the play icon

Device used: Gionee P5 mini

Operating system: Android version 5.1

*App version 4.4

Recording Of The Bug