hi, is this howto still actual? if not, please point me to the right place. i followed your howto and everything works fine until the point i start the server: $ sudo ./run Building Zope Interface... Building PyOpenSSL... Building PyKerberos... Building xattr... Building select26... /usr/lib64/python2.5/distutils/dist.py:263: UserWarning: Unknown distribution option: 'include_package_data' warnings.warn(msg) Building PyDirector... Using python as Python Starting server... exec python /mnt/gentoo32/DCS-source/Twisted/bin/twistd -n caldav -f / mnt/gentoo32/DCS-source/CalendarServer/conf/caldavd-dev.plist -o ProcessType=Combined Traceback (most recent call last): File "/mnt/gentoo32/DCS-source/Twisted/bin/twistd", line 21, in <module> run() File "/mnt/gentoo32/DCS-source/Twisted/twisted/scripts/twistd.py", line 27, in run app.run(runApp, ServerOptions) File "/mnt/gentoo32/DCS-source/Twisted/twisted/application/app.py", line 374, in run config.parseOptions() File "/mnt/gentoo32/DCS-source/Twisted/twisted/application/app.py", line 354, in parseOptions usage.Options.parseOptions(self, options) File "/mnt/gentoo32/DCS-source/Twisted/twisted/python/usage.py", line 184, in parseOptions for (cmd, short, parser, doc) in self.subCommands: File "/mnt/gentoo32/DCS-source/Twisted/twisted/application/app.py", line 365, in subCommands self.loadedPlugins[plug.tapname] = plug File "/mnt/gentoo32/DCS-source/CalendarServer/twisted/plugins/ caldav.py", line 13, in getProperty return getattr(reflect.namedClass(self.serviceMakerClass), propname) File "/mnt/gentoo32/DCS-source/Twisted/twisted/python/reflect.py", line 347, in namedObject module = namedModule(string.join(classSplit[:-1], '.')) File "/mnt/gentoo32/DCS-source/Twisted/twisted/python/reflect.py", line 335, in namedModule topLevel = __import__(name) File "/mnt/gentoo32/DCS-source/CalendarServer/twistedcaldav/mail.py", line 47, in <module> from twistedcaldav.scheduling.scheduler import IMIPScheduler File "/mnt/gentoo32/DCS-source/CalendarServer/twistedcaldav/scheduling/ scheduler.py", line 34, in <module> from twistedcaldav.scheduling import addressmapping File "/mnt/gentoo32/DCS-source/CalendarServer/twistedcaldav/scheduling/ addressmapping.py", line 20, in <module> from twistedcaldav.scheduling.caldav import ScheduleViaCalDAV File "/mnt/gentoo32/DCS-source/CalendarServer/twistedcaldav/scheduling/ caldav.py", line 38, in <module> from twistedcaldav.method import report_common File "/mnt/gentoo32/DCS-source/CalendarServer/twistedcaldav/method/ report_common.py", line 59, in <module> from twistedcaldav.index import IndexedSearchException File "/mnt/gentoo32/DCS-source/CalendarServer/twistedcaldav/index.py", line 41, in <module> from pysqlite2 import dbapi2 as sqlite ImportError: No module named pysqlite2 thanks for your help andreas