Hi rutts35,
From your description, I do not think that is a Reporting Services issue.
Please use this forum for all issues releating to SQL Server Reporting Services.
If you met the issue while using Internet Explorer in Windows Vista, I would suggest you re-post the issue in the following forum:
http://social.technet.microsoft.com/Forums/en-US/itprovistaie/threadsBy the way, for the bad request 400 error, please try to clear the cookie or template file to solve the issue:
1.Open Internet Explore
2.Click the menu "Tools" --> "Internet Options"
3.Click "Delete"
4.Click "Delete All..."
Thanks,
Jin Chen
Jin Chen - MSFT