[Phpwiki-talk] Preferences error...

[<ge...@di...>]

I am receiving the following error when I try to Update my user preferences. 
Any idea why?

Fatal error: Undefined class name '_peardbpassuser' in
/home/digirave/public_html/h2g2/lib/WikiUserNew.php on line 1101

Thanks...

l8r,
Jake (aka gecko)