Cannot get these two working at all on my amazon fire tv OR Aramada Mach 8... Used different Kodi version.. Any specific fix?

Hi.. I have a valid subscription on Rocket. I am using it on my Amazon Fire TV. I am integrating the PVR simple client with the IPTV stalker add on. My kodi is 15.1.1 and the IPTV stalker add on version is 1.2.0 I have two main questions.. 1- when i start the PVR simple client, sometimes when...