Thanks to d33 in the BPN forums for posting this.
" Opera 7.21 will address some issues in 7.20, such as file type handling and stability issues experienced by some users. 7.21 Final will be shipped shortly.
Changelog since Opera 7.20:
Display:
- Fixed a crash when trying to access file:///aux
- Fixed a crash related to images
- Fixed a crash caused by illegally escaped server names
- Fixed a freeze issue at vespa.com
- Fixed a freeze issue with nested tables and 100% height
- Fixed a problem where some images wouldn"t display
- Fixed a image display issue caused by a previous fix for image redirects"