We have installed a new version of Scrollout on IredMail, after the update we are not recieving mail from clients anymore.
Does iRedAdmin Pro / IredMail support Postfix SRS?

Can we fix this issue?  is there a patch or update that fixes this?

Best regards,

Maikel

error message

This is the mail system at host mailfilter1.advies4you.nl.

I'm sorry to have to inform you that your message could not
be delivered to one or more recipients. It's attached below.

For further assistance, please send mail to postmaster.

If you do so, please include this problem report. You can
delete your own text from the attached returned message.

                   The mail system

<luc@veldsink.nl>: host 192.168.10.2[192.168.10.2] said: 550 5.1.0
    <SRS0=xe7f=2K=gmail.com=mikeyr1987@advies4you.nl>: Sender address rejected:
    User unknown in virtual mailbox table (in reply to RCPT TO command)

Final-Recipient: rfc822; luc@veldsink.nl
Original-Recipient: rfc822;luc@veldsink.nl
Action: failed
Status: 5.1.0
Remote-MTA: dns; 192.168.10.2
Diagnostic-Code: smtp; 550 5.1.0
    <SRS0=xe7f=2K=gmail.com=mikeyr1987@advies4you.nl>: Sender address rejected:
    User unknown in virtual mailbox table

==== Required information ====
iRedAdmin-Pro  v2.3.1 (LDAP) 
Centos 6
- Store mail accounts in which backend (LDAP/MySQL/PGSQL):
- Web server (Apache or Nginx):
- Manage mail accounts with iRedAdmin-Pro?
- Related log if you're reporting an issue:
====