[Phpgroupware-users] Help (sql error)

[xchris]

I enter ad admin.
User accounts - view a user - Acl right
one of them and i get

Database error: Invalid SQL: select * from phpgw_acl where (acl_account in (, 
0,2,1,8))
MySQL Error: 1064 (You have an error in your SQL syntax near ' 0,2,1,8))' at 
line 1)

File: /srv/www/htdocs/phpgroupware/phpgwapi/inc/class.acl.inc.php
Line: 94

Session halted.
 
 Ideas?
Thank you a lot
Christian