i have problem with insert text to TEXTAREA with tinyMCE. When I run command:

tinymce.activeEditor.setContent("<p>Hello world!</p>");

text is inserted to textarea. Bud if use UiPath activity "Inject Js Script" with code:

function(){tinymce.activeEditor.setContent('<p>Hello world!</p>');}

the run ends with an error

Inject Js Script 'Chrome_RenderWidgetHost...': ReferenceError: tinymce is not defined