A user or script has sent an email. They could be one of:
- A user from the GMS Webmail interface;
- A user logging on to the Administration interface;
- A script (e.g. a user script, custom MML script, list script).
The session id was Undefined.
A message sent by Undefined Undefined to Undefined Undefined failed. The result code was Undefined.
No further action is required by you.