How to remove extra slash in url

Question

Hello I am having following URL while i am running my application from IIS

http://localhost/ABC/app/login/login.html/?#

I am not getting from where it is adding extra slash after login.html I want to remove that and make URL as follow:

http://localhost/ABC/app/login/login.html?#

if i enter above desire url in browser still it add / (slash) character after login.html

Is there some setting to remove this / (slash)character.