Use of Katalon Recorder

Hello everybody.
The problem for me is that I cannot save the test case in Chrome v. 74.0.3729.108 (Build oficial) (64 bits).
I have Katalon v 6.1.2 and I had to install an extension for Chrome (Automation Recorder).
Any idea of how can I fix this?

This is not a Bug Report. Please post your questions to the correct forum in future.