Broken Theme – Missing theme images

Hello all, i am having a problem with the detube theme, my theme images are missing “search image, like image, views image, gradient image etc”
This is my website https://www.redvooz.com

i have installed this theme in my sub domain and the theme is all working fine
https://test.redvooz.com/

I think there is a problem with my wordpress could you please help me ?? i have contacted the theme support center and they are saying that its my wordpress problem ??