Registration error message

<p>I tried registering online it gave me an error message that there is item to be submitted before registration can be allowed,so I decided to go to the nearest center they told me that I must pay exception fee because I paid 230 on 2015 I must pay 40 rand which I did,I tried registering again it gave me the Sam message when I asked for help I was unable to get help they said thy dontmknow what items is missing m surprised because I already passed 12 module left with 18 pleasemnhlp me.because m unable to get help at unisa is like they don't care</p> <p> </p>