Same thing here on Kubuntu Dapper, with with Linux 2.6.15-23, KDE 3.5.2, Kpilot 4.6.0, pilot-link 0.11.8. See this bug report: http://bugs.kde.org/show_bug.cgi?id=129095 -- korganizer-conduit corrupts datebookdb https://launchpad.net/bugs/27077