Sort out your E-143 error i need to receive the services i am paying for

I am writing this review because i feel i have exhausted all my resources to try an get through to this service provider, i have used my airtime and payed my subscription on time every month, but now i am fed up. tell me why am i paying f extra viewer but not getting the services, i have 2 extra viewers and they have been off for over two weeks now nobody knows how to assist me the guy who installed doesn't know what is wrong i called multichoice they also do not know what is happening. tell me what must happened can you guys sort this out . this is your product i am paying for but u cannot assist when i have issues what must i do now? i keep on using my airtime to call you nothing gets sorted