Got it working, with this post as an example: http://www.mail-archive.com/users@sogo.nu/msg05688.html
For the record: <key>SOGoUserSources</key> <array> <dict> <key>CNFieldName</key> <string>cn</string> <key>IDFieldName</key> <string>cn</string> became: <key>SOGoUserSources</key> <array> <dict> <key>ModulesConstraints</key> <dict> <key>Calendar</key> <dict> <key>objectclass</key> <string>nonExistingClass</string> </dict> </dict> <key>CNFieldName</key> <string>cn</string> ... Regards, MJ -- users@sogo.nu https://inverse.ca/sogo/lists