Pension fund blues

I work for a retail company and I was offered pension fund through my company with Liberty.No problem my money is taken out every month on time.I cannot log on any off their apps to check on my pension fund.When I try it says ID does not exist.Spoke to people on my side no assistance.I am from KZN now to phone Joburg don't have sufficient airtime but tried someone tried to help but l tried next day to log on no joy.This is going on for couple months now.Then decided to give them a call back yesterday a lady contacted me this morning she transferred me to the pension department no answer for quite so time given number for call centre tried there airtime almost finished no response there. So who will assist u hold the phone and then no one answers. But my money coming out every month I don't give them problems money is there on time.But now it's my turn for help no help