Software error:

Can't locate object method "new" via package "TWiki::Contrib::Attrs" (perhaps you forgot to load "TWiki::Contrib::Attrs"?) at /var/twiki0/wikibeta/twiki/lib/TWiki/Plugins/CommentPlugin/Comment.pm line 86.

For help, please send mail to the webmaster (droste@hbt.arch.ethz.ch), giving this error message and the time and date of the error.