This article will help you when you want to use the Goal template "Click something on a page" and your website is not loaded fine on the Goal Editor to find the selector.
Website is not loaded fine in Goal Editor
When you select the Goal template "Click something on a page", Convert automatically loads your website to find the appropriate selector:
If this is blank/empty, it means that your website cannot be loaded through Goal Editor. In that case you should use the Visual Editor.
Use Visual Editor to Track Clicks on Goals
Go to your experience summary and under What section select the "Edit in Visual Editor". Inside the Visual Editor, select the element you want and the menu will appear. In this menu, select the last option "Track Clicks as a goal":
Name your goal and save it:
Then go to your Goals and see the newly created Goal. The element has been filled in for you: