(i've an acount etc...)
when i try to post domething i have a database error when i post the changes:
Database error
From Knoppix Documentation Wiki
A database query syntax error has occurred. This may indicate a bug in the software. The last attempted database query was:

(SQL query hidden)

from within function "SearchUpdate::doUpdate". MySQL returned error "1016: Can't open file: 'searchindex.MYI'. (errno: 145) (localhost)".
Retrieved from "http://www.knoppix.net/wiki/Booting"

but the changes are visible on the page