Hi,
From your description, it seems that you want to operate the session in reporting service, right?
If so, I suggest that you may refer the following article which may be helpful to you.
http://msdn.microsoft.com/en-us/library/aa237795(SQL.80).aspx
http://msdn.microsoft.com/en-us/library/aa179673(SQL.80).aspx
Thanks.
Sincerely,
Michael Jin.
Microsoft Online Community Support
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