I found what the problem was. It had to do with having node installed in my apt package manager. I deleted it there and instead downloaded it from the website and installed it directly. Then it worked. Thank you.

This doesn't work. Now in ui.frontend when I run npm run prod manually it doesn't fail, but running the original command mvn -PautoInstallSinglePackage clean install still fails at the same place I described.

I'm following the WKND project, and the problem I'm having doesn't seem to be very common so I'm not finding answers online. At first when I got to step 3 under Build the Project I ran the command mvn -PautoInstallSinglePackage clean install. The original error was happening at the (npm install) pha...