I had already visual studio 2013 installed in my computer. And repairing did not worked for me. I reinstalled it and the problem has gone. This link is really useful I am so sorry why did not use this first :
I had already visual studio 2013 installed in my computer. And repairing did not worked for me. I reinstalled it and the problem has gone. This link is really useful I am so sorry why did not use this first :