Error While Debugging

I have one web application开发者_运维技巧. while i debug the solution the rendering makes too slow and if i close the browser page i got one error like this

WebDev.WebServer.exe has encountered a problem and needs to close. We are sorry for the inconvenience.

I got one information from attched proess is that this .exe file related to asp.net development server- port(port number).

How it can be resolved? please help me..

You cannot close the browser that opens when you are running debug for an ASP.NET program.

It renders slower because you are debugging it. This means the compiler has injected a lot of extra code need to make the application work with the debugger. There is no getting around this.