Bundle Disappeared

The following occurred at this month end and the Vodacom consultant was unable to explain the reason for this. <br> <br> Balance check on these days <br> <br> 20/08/2015 said that I have 200MB until 30/09/2015 and 570.37MB until 31/08/2015<br> 22/08/2015 said that I have 200MB until 30/09/2015 and 404.49MB until 31/08/2015<br> 24/08/2015 said that I have 185MB until 31/08/2015<br> 27/08/2015 said that I have 65.06MB until 31/08/2015<br> 28/08/2015 said that I have 48.16 MB until 31/08/2015<br> <br> What happened to my 200MB bundle that expires 30/09/2015. It basically disappeared. I subsequently had to buy another data bundle before the month ended. <br> <br> I called Vodacom on 04/09/2015, explained this mathematical puzzle to the consultant, who advised that they will investigate. After that I received a message from +*** saying the following. <br> <br> \sir this is Vodacom