+chdir $exe_dir;
+
+mkdir SL::System::TaskServer::PID_BASE() if !-d SL::System::TaskServer::PID_BASE();
+
+my $file = first { -f } ("${exe_dir}/config/kivitendo.conf", "${exe_dir}/config/lx_office.conf", "${exe_dir}/config/kivitendo.conf.default");
+
+die "No configuration file found." unless $file;