ManageWP Connection Error With Webcomic Plugin

[jamesdodds3]

An error gets returned when attempting to manage a website with ManageWP when it's running the Webcomic Plugin.

Argument 1 passed to webcomic_collection_exists() must be of the type string, null given, called in [...]/wp-content/plugins/webcomic/lib/collection/metabox/media.php on line 59 occurred in wp-content/plugins/webcomic/lib/collection/globals.

• Webcomic Version 5.0.6
• WordPress Version 5.8
• PHP 7.4