When running preflight and noexec is setup on /tmp the below error may be seen.
# /opt/quest/bin/preflight -u admin example.com
Starting Preflight Checks ...
sh: /tmp/QAS_tmp_sh_051Dlf: Permission denied
Install Checks complete Success
Password for admin@EXAMPLE.COM:
Join Checks complete Success
Post Join Checks complete Success
Preflight Checks ... complete Success
This is a check for Operating System patch levels. This can be checked manually and generally only pertains to older operating systems. Otherwise the error can be safely ignored.
You can find additional information about required patch levels here.