Hi all!
Been using and loving this excellent forum for a while (many thanks for all your help in the past), but have only just signed up as I'm stuck with a problem and despite many days of googling I'm out of ideas.
The short version of my question is this: Why doesn't my web server (IIS or ASP dev) respond to concurrent web method requests when I have values contained within the session strings?
The long version: let me explain. Below is a small app that executes both a server side sub and a client side javascript function on a button click. The server side process is a long running process, while the client side script is executed periodically by javascript window.setInterval. This in turn calls a WebMethod which returns the current progress of the long running process, which is then updated on the client side. I have included the .aspx and .vb code files below. This works perfectly.
However - the problems start when something is stored in the ...
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