Katalon TestOps doesn't allow my teammate to join me on the project

I’m using the last version of Katalon Studio (8.2.0) and I enabled Katalon TestOps to the IDE with the trial month. When I’m on the web page(https://analytics.katalon.com) and I try to invite my teammate to the team, this is shown to me.

Finally, my teammate tries to accept the invitation but he can´t because:

Does anyone have this problem too?

I don’t know if I need a license or something.