The validator is outputting this single odd error for every page I check. These pages were all error-free before today. This is the only error being output. I have a number of friends experiencing the same problem.
Typical problem URLs:
http://cyber.bentley.edu/faculty/wb/courses/370/info_faq.htm
Validation Output: 1 Error
1. [cid:image001.png@01CAE7A1.4EC98120] Line 1, Column 1: end of document in prolog
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
✉<http://validator.w3.org/feedback.html?uri=;errmsg_id=47#errormsg>
This error may appear when the validator receives an empty document. Please make sure
NOTE: Whenever possible, give the address of the document you were checking.
