clear cache in android settings for the app ... then try
also make sure it's updated new version v2.1.2
Try installing VLC :) then set it in the options as the player for your movies and TV. Could be a codec issue perhaps?
I had SMARTERS set to use Hardware Decoder and switching it back to Native addressed this issue for me
if your iptv service is letting you down, get in touch with us
www.tvsupreme.tv
clear cache in android settings for the app ... then try
also make sure it's updated new version v2.1.2