Cron sent me local mails, one of them says : /etc/cron.hourly/temp_log: run-parts: failed to exec /etc/cron.hourly/temp_log: Exec format error run-parts: /etc/cron.hourly/temp_log exited with return code 1 "Exec format error", so maybe the syntax in my 'temp_log' file is not correct ? Vince