The resource cannot be found. asp.net web forms

Question

this is my code

<li role="presentation "><a href="~/index.aspx">Home</a></li>

when run iam clicking index.aspx the resource can't found error did come
plz help me sir
error url look like(browers url) :

http://localhost/onlineexamsworld/Account/~/index.aspx----->error url
plz help sir