When it starts from the rc.local file, it can't see the environment variables. Were the environment variables defined in the rc.local file?

I'm writing a script that scans though my OU's that contains user accounts and adds them to a security group. Sounds easy enough and I've done similar things in the past. However, I'm getting this ...

If you cannot run PowerShell script in Windows 11/10 and see message Cannot be loaded because running scripts is disabled on this system, see this post.