Client Installation 500 error

The Cinc Client cannot be installed because the following command returns a server error:

curl -I https://omnitruck.cinc.sh/stable/cinc/metadata?v=18&p=ubuntu&pv=22.04&m=x86_64
HTTP/1.1 500 Internal Server Error

or with the installation script

curl -L https://omnitruck.cinc.sh/install.sh | bash -s -- -v 18                         
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100 23755  100 23755    0     0  24648      0 --:--:-- --:--:-- --:--:-- 24642
ubuntu 22.04 x86_64
Getting information for cinc stable 18 for ubuntu...
downloading https://omnitruck.cinc.sh/stable/cinc/metadata?v=18&p=ubuntu&pv=22.04&m=x86_64
  to file /tmp/install.sh.61637/metadata.txt
trying wget...
trying curl...

trying perl...
Unable to retrieve a valid package!
Version: 18

Please file a Bug Report at https://gitlab.com/cinc-project/mixlib-install/issues
Alternatively, feel free to open a Support Ticket at https://gitlab.com/groups/cinc-project/-/issues
More Cinc support resources can be found at https://www.cinc.sh/support

Please include as many details about the problem as possible i.e., how to reproduce
the problem (if possible), type of the Operating System and its version, etc.,
and any other relevant details that might help us with troubleshooting.

Metadata URL: https://omnitruck.cinc.sh/stable/cinc/metadata?v=18&p=ubuntu&pv=22.04&m=x86_64
\nDEBUG OUTPUT FOLLOWS:\n\nSTDERR from wget:\n\n--2025-10-13 09:59:42--  https://omnitruck.cinc.sh/stable/cinc/metadata?v=18&p=ubuntu&pv=22.04&m=x86_64
2025-10-13 09:59:43 ERROR 500: Internal Server Error.\n\nSTDERR from curl:\n\nHTTP/1.1 500 Internal Server Error
Connection: close

HTTP/1.1 500 Internal Server Error
Connection: close

HTTP/1.1 500 Internal Server Error
Connection: close

HTTP/1.1 500 Internal Server Error
Connection: close

HTTP/1.1 500 Internal Server Error
Connection: close

HTTP/1.1 500 Internal Server Error
Connection: close
\n\nSTDERR from perl:\n\n500 Internal Server Error <URL:https://omnitruck.cinc.sh/stable/cinc/metadata?v=18&p=ubuntu&pv=22.04&m=x86_64>\n

This indicates that the server hosting the Cinc metadata is currently experiencing issues, preventing the installation from proceeding.