Test not running on relational data base tutorial

I’m stucked on the first step of the building a database of video game characters course.

It prompts me to input “echo hello PostgreSQL” in the terminal, and after I literally copy paste it, the test doesn’t run and I can go to the next lesson.

Don’t copy and paste you may catch some hidden characters, just write yourself. Try that first

Tried that as well. Didn’t work. Thanks for your reply!

Update: fixed by following these steps: