For those who are getting the
"Array" message you just need to replace "{vb:raw userbit}" by
<vb:each from="userbit" value="row">
<a href="{vb:link member|js, {vb:raw row}}" class="username understate"><b>{vb:raw row.username}:</b></a>{vb:raw row.comma}
</vb:each>
In the template
pm_messagelistbit
There is also a better mod in this thread :
>
https://vborg.vbsupport.ru/showthread.php?t=277502