Charging me cancellation fee after poor service

After close to a year of tribulations where my account has been locked for 50% of each month due to Vodacom's inability to correct my contract I decided I had had enough and asked Vodacom to close my contract but wanted confirmation that I would not be charged a cancellation fee as I was leaving the contract due to their \admitted"inability to resolve an issue on my contract where my phone was locked every month.<br> <br> After being bounced around for over a month and speaking to multiple departments"