In my Session startup method, I execute this code:
School myschool    = new School(schoolId);
Context.Cache.Insert(schoolCacheKey, myschool, null,
DateTime.Now.AddMinutes(1), Cache.NoSlidingExpiration,

I keep track of Session expiration by storing a
(SessionId, "") pair in Application. When Session_Start is
fired, I check for Application[SessionId] - if it's not
null I take the user to session expired page.

Can anyone provide some insight on what this problem could be?  I have
searched the web, read forums, and all the installation documentation for
the dotnetnuke feeware portal from asp.net.  I am very confident that all
the security settings have been configured correctly.  My setup ...

I have an .aspx page that dynamically generates an image, by calling
Response.ContentType = "image/jpeg";
and Response.BinaryWrite( ImageData );
I am trying to use the @OutputCache directive to limit the number of times

I am trying to vary output caching by 2 parameters
(separated by a semi-colon), however it appears that
ASP.Net is only caching a new version of the page based
on the first parameter. Here is my OutputCache directive:

I have a custom O/R mapper and I've implemented a caching layer in several
places.
First, I the data that "fills" a domain object is automatically cached by
the DAL of the O/R mapper. Second, I have a "query cache" that caches lists

I bumped into very interesing problem with VaryByParam attributte and
I have a small framwork that enables to reproduce the problem:
I created a cutstom Control (ControlA.ascx). The only operation that
control performs in displaying the query parameter from the query