Leopard Mac Os X Server Local Temp File

S, Mail, Web, Open Dir., and finally iCal. When I got to turning on the Wiki, it said I need Open Dir., so I turned that on and configed it. I am unable to add a local dir. account to a LDAP Group, even though I was able to do that before. The accounts I do add don't work on the web, even though they are fine for mail. ...