We have a scan time option that is configured that rescans the outbound faxq for errors and will resend the error messages to the users until the faxes or emails are either deleted or the error condition is resolved and they are resent.
To turn this off you can type FFXMAIN and take option 5 for Configuration menu – take option 1 for system environment defaults –
Take a 2 on General Defaults and look for:
Scan time for outbound error messages…
change this value to 999 and we will not scan