What does an HTTP 500 error mean?

First, determine the cause of the error:

Let ie display detailed error information:

Menu -- tool -- Internet option -- Advanced -- display friendly HTTP Error information. Remove this option and refresh the error page to view detailed error information, it is very helpful to help you determine the error!

Common Causes of 500 errors include ASP syntax errors, access database connection statements errors, file references and inclusion paths errors, and the use of components not supported by the server, such as FSO.