Can't see the errors on classic asp sites

Question

There are sites that I am trying to migrate from Windows 2003 Server to 2008. Some of the sites shows blank pages when I visit them.

Obviously there are errors but I

Answer 1

So just to make sure you did all of this:

1. In IIS under Debugging Properties you set: Send Errors to Browser to True.
2. In IIS under Error Pages you set the settings to Detailed Errors.
3. Give write permissions on the website folder to the IIS_ISRS builtin group
4. Checked all of the source code for something like: On Error Resume Next, On Error GoTo or If Err.Number.
5. If using Internet Explorer you have to disable Show Friendly HTTP Error Messages in located in Tools/Internet Options/Advanced Under the Browsing section uncheck/disable Show Friendly HTTP Error Messages.