Hello everyone!
I finally decided to take the step forward and convert a technical tool I developed a while ago on NAV to Business Central (AL) using the txt2al tool provided by Microsoft.
Despite running into over 1200 errors in VSCode which I've already solved, I am happily surprised by how it works, but I ran with one specific issue I can't figure out.
I have the following code (find attached image):

You can see the "Path" DotNet variable, and right below it how it's called.
Of course the Path Dotnet is defined in the DotNet.al file as well (find attached image):

When I run this code in the RTC Client, I get the following message (find attached image):

I would appreciate any suggestions very much :-)
Cheers friends!