how to remove attachments throw cron job

[pooja bachhav]

i have schedule a cron job as


- * * * * * cd /var/www/html/sprint0.fincrm.net/crm; /usr/bin/php -f cron.php > /dev/null 2>&1


& i have change cleanupAttachmentsPeriod from 3 months to 5 minutes in "application/Espo/Jobs/Cleanup.php" file & also change a Clean-up scheduled-jobs "30 * * * *" but attachment is not removed, please check it once & let me know the best answer to a issue ASAP.


thank you.