Inserting an Attachments macro into a Space Template throws a rendering error, when previewing the template, after saving it

Issue Summary

When creating a space template, users have the option to insert an Attachments macro into it. By doing so, saving the template and previewing it, an error message will be displayed saying the macro failed to load, due to missing permissions.

Steps to Reproduce

1. Navigate to Any space an access Space Settings > Content Tools > Templates
2. Create a new Template;
3. Insert an "Attachments" macro into it > Save the template;
4. Now preview the template, by clicking its name (under 'User Created Templates');

Expected Results

• Attachments macro to correctly be displayed under the template preview;

Actual Results

• Users are shown the error

  Error rendering macro 'attachments' : Could not check permissions for page: 0 v.1 no suitable delegate found.

Workaround

Currently there is no known workaround for this behavior. A workaround will be added here when available