If you reply to a forum post by email, the email will be picked up by Moodle from the mail server but will not be added to the forum or deleted from the server. The following LOG file shows:

Execute scheduled task: Incoming email pickup (tool_messageinbound\task\pickup_task) ... started 11:52:01. Current memory use 31.1 MB. Connecting to mail.domain.de:993 as moodle@domain.de... Connection established. Searching for Unseen, Unflagged email in the folder 'INBOX' Found 1 messages to parse. Parsing... - Parsing message 42 – Subject: Re: tester: Re: Neues Thema – From: bitzch@domain.de – Recipient: moodle+AAAAAAAAAAIAAAAAAAAABAAAAAAAAAAFNEt6hglUDK3TQwDm@domain.de – Processing the message as user 4 (christoph). – Validation completed. Fetching rest of message content. ... used 4 dbqueries ... used 0.54522800445557 seconds Scheduled task failed: Incoming email pickup (tool_messageinbound\task\pickup_task),tool_messageinbound\manager::process_message_body_structure_parameters(): Argument #1 ($attributes) must be of type array, string given, called in /var/www/html/moodle/admin/tool/messageinbound/classes/manager.php on line 755

The email is found on the mail server. However, an error occurs during the evaluation.

Kind regards, M. Rettich