How to get rid of this black box my fat fingers caused to appear?

Cubase
1

I was happily mixing and missed a key command, and now I have a useless (to me) box taking up space in the project window. How do I get rid of it?

mystery box.jpg
mystery box.jpg770×548 31.7 KB

2

Hi,

Press Shift+I (Transport > Enter Punch In Position).

3

Thanks!