hey guys, anyone know what the issue could be here, some of the channels play but most don't. i select the channel and nothing just a black screen..... anyone had this happen before?

hey guys i have been trying to setup the Stalker NFPS client on my amazon fire box and have had no success. Its so frustrating and since the iptv reset with iptv66 can only be reset 3 times daily ive lost three days already. Can anyone confirm that the stalker client nfps is working in kodi...