read the topic....
(i use http://my.nabaztag.com too)
and now i manually deleted all temporary files on ie and fox and did not help either...
i am beginning wonder that has my account been altered or corrupted in my.nabaztag.com:s database or something....
PROBLEM SOLVED !
(violets help&support fixed this)
->> http://help.nabaztag.com/index.php?langue=3&type=1