Can’t to insert a new section

With the latest version of Nimble Builder, I also had this problem, but solved it with an F5 (refresh). I’ll let the more experienced ones speak. Best regards

I pressed f5 several times but it still doesn’t work.

Do you have any other solutions?

I recommend reaching out to the Nimble Builder support team for assistance. You can contact them directly through the following link:
https://presscustomizr.com/contact/