os_hardening failing on centos7

[lokeshreddy4u]

Describe the bug
puppet agent run failing on CentOS 7

Expected behavior
A clear and concise description of what you expected to happen.

Actual behavior

Error: Could not retrieve catalog from remote server: Error 500 on SERVER: Server Error: Evaluation Error: Error while evaluating a Function Call, 'split' parameter 'str' expects a String value, got Undef (file: /etc/puppetlabs/code/environments/production/modules/os_hardening/manifests/minimize_access.pp, line: 59, column: 18) on node x.x.x.x.ec2.internal
Warning: Not using cache on failed catalog
Error: Could not retrieve catalog; skipping run

Example code

Apply os_hardening module on CentOS7

OS / Environment

CentOS Linux release 7.8.2003 (Core)
Amazon EC2 instance

Puppet Version

6.16.0

Additional context
facter --custom-dir=/opt/puppetlabs/puppet/cache/lib/facter home_users
/home/centos

[mcgege]

@lokeshreddy4u Is this still valid? I'm using os_hardening on multiple CentOS 7 platforms without problem ...
If yes: Can you give some more infos on your installation?