Undefined index: sui_image_caption in [closed]

Questions about plugins are not usually answered here (or encouraged). You should contact the plugin’s support page. But, the error is in the plugin called ‘source’ – as described by the error message. Whatever that plugin is, go to their support page. If you want to disable that plugin temporarily, rename it’s folder (wp-content/plugins/source ) … Read more

Using advanced custom fields from one custom post type in another custom post type / using nested shortcodes

I think that, as you are using a Relationship model in your ACF settings, you have to iterate through the elements on your page. For that reason, you can simply use the code from the ACF docs, and add it to your single.php or page.php. https://www.advancedcustomfields.com/resources/relationship/ If you still want to use shortcodes, you can … Read more