HTTP 407 Proxy Authentication RequiredError occurs when Proxy Authentication is Required.
The following are steps taken to disable Proxy Settings:01. Browse toHKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\InternetSettings02. Once here right click the "Internet Settings" folder and choose "Permissions"03. Once this window appears, choose the "Advanced" button04. Uncheck the box next to INclude inheritable permissions from this objects's parent05. Click "Copy"06. Add a new user to the list of users and grant full control07. Click "Edit" on a line with Full Control (other than the new user) and Deny access to everything except "Query Value" and "Read Control"08. Click Ok until you are back to the Registry key09. Right click on the "Proxy Enable" line and set the "Value Data" to "0"10. Reboot the machine11. Upon Reboot, restart the SELECT Server Services and run the tasks on the "SELECTserver Administration Page" under "Manage Services"