Ghaziabad Nagar Nigam — Showing neena saxena name in place of ashwani kumar in house tax in computer

I Ashwani Kumar owner of 4B 1010 Vasundhra Ghaziabad. Surpise to note that my name is not showing the computer when i am going to deposit House tax. It is showing Neena Saxena Name in place of Ashwani Kumar. In this regard i have already met with the concerned official staff and he told me to submit my house registry and same has been deposited to the Nagar Nigam office Vasundhra Ghaziabad. They told that they will call 4B 1011 & 4B 1012 flat owner also for registry copies. After that they will ratify the same. Today 22 days is over but same position and my name is not showing in 4B 1010 flat. My name is showing in 4B 1012. which belongs to other person. kindly ratify.