pfSense 2.3.2 is newly installed but it gives the following error during the Squid and SquidGuard installation.
Number of packages to be installed: 4
The process will require 10 MiB more space.
[1/4] Installing squid-3.5.19...
===> Creating groups.
Using existing group 'squid'.
===> Creating users
Using existing user 'squid'.
install: not found
pkg: PRE-INSTALL script failed
Failed