PHP Warning: require_once(..../packages/vbattach/attach.php): failed to open stream: Too many open files in system in ..../includes/class_postbit.php on line 528

Fatal error: require_once(): Failed opening required '/home/ftpusers/desiuser/public_html/packages/vbattach/attach.php' (include_path='.:/usr/share/pear:/usr/share/php') in /home/ftpusers/desiuser/public_html/includes/class_postbit.php on line 528