Only variable references should be returned by reference in.

Am getting this message on top of the overview screen
as well as when i select the admin2 plugin:

Only variable references should be returned by
reference
in /home/########/public_html/workgroup/include/adodb/
adodb.inc.php on line 2720

(username hashed out)

moregroupware [Release 0.7.3 - Finally]

Hope someone can help!

dave@performance3000.com