website written in .net able to open in IE but not in chrome

Question

Hi,

 

I am beginner to this field, there are some websites which are written in asp.net which are able to open in IE but not in chrome and firefox from friday evening and we have not done any changes to the code I mean we have not updated the website .

 

and I run the code in localhost in chrome it's working in that I think their is something wrong with server settings but I don't know what it is please help me with this.

 

Thanks in advance