MediaWiki:Apierror-cantblock-email
From MoodleDocs
You don't have permission to block users from sending email through the wiki.
Note: You are currently viewing documentation for Moodle 3.1. Up-to-date documentation for the latest stable version of Moodle is probably available here: Apierror-cantblock-email.
You don't have permission to block users from sending email through the wiki.