<p>So, the message gets refused by the server because it couldn't parse the headers correctly.<br>
<a href="https://github.com/mobamoba" class="user-mention">@mobamoba</a>, please:</p>

<ul class="task-list">
<li>share your configuration file (remove passwords)</li>
<li>try to find our the offfending messages with improper headers and share them</li>
</ul>

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