Server.Transfer throws Error executing child request. How to resolve?

Question

I have a HttpModule in C# 2.0 which handles exceptions thrown. Whenever the exception is thrown, an error page (aspx) with some querystring will be called. It i

Answer 1

Server.Transfer("mywebpage.aspx") seems to work only when a session already exists.

If there is no Session started it throws this error so you must use Response.Redirect or another method.