Bounceback Error 550 Recipient not found.
Unable to receive emails: 550 5.1.1 Recipient not found.

ÇáãÔßáÉ :

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æíÍÏË ÇÑÊÏÇÏ Çíãíá ÈÎØÇ ÈÓÈÈ Îáá Ýì ÞÇÚÏÉ ÈíÇäÇÊ exim/db
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This message was created automatically by mail delivery software.
A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:
SMTP error from remote mail server after RCPT TO:123456>:
550 5.1.1 <email> Recipient not found. <http://x.co/irbounce>

Action: failed
Final-Recipient: rfc822
Status: 5.0.0
Remote-MTA: dns; mailstore1.secureserver.net

Diagnostic-Code: smtp; 550 5.1.1 <email> Recipient not found. <http://x.co/irbounce>
Íá ÇáãÔßáÉ:

ÇÏÎá Úáì ÇáÔíá æÇÏÎá Êáß ÇáÇæÇãÑ æ ÓíÊã Íá ÇáãÔßáÉ Ýì ÇáÍÇá
For reference, the procedure for fixing this (if you want to look knowledgeable to their systems administrator) is as follows:
If using cPanel with CentOS, as root user run the following
ßæÏ:
cd /var/spool/exim/db
rm -f retry retry.lockfile
rm -f wait-remote_smtp wait-remote_smtp.lockfile
service exim restart
ÇáãÑÌÚ:
https://www.secureserver.net/help/ar...ricedright#irb