tinymce 5 fire error if insert newline after html element

Question

i try to use the html select element (<select size="1"><option>One</option></select>) in my tinymce editor.

It works but if i try to insert a newline after the select element with the enter key, i get an error in the console:

Uncaught TypeError: Cannot read property 'normalize' of null

Here is an example with jsfiddle

Why tinymce fire this error and how can i solve this?

Answer 1

TinyMCE does not support "live" form elements inside of the editor. If you want to add insert them as part of some sort of form builder for a front end you should make - in this case - the ` noneditable. See documentation for noneditable plugin here