The message is know to appear on the following Samsung model phones:
This issue is cause because the OpenWave browser installed is out of date and doesn't understand the extentions used by the website.
Know sites effected:
Try typing in a friend's profiles URL in the "go to URL" option from the browser menu. If that works, scroll to the bottom, click "view simplified site," save it as a bookmark, and do with it what you will.
There isn't a solution currently, if anyone knows of one.. let us know :)