I hope this helps someone else: When I installed 1.2.231, the Application Configuration | POP3 Mailbox | Issue Detail Template setting was left as:
<div >Sent by:{1} on: {2}
{0}</div>
Should be
templates\\newmailboxissue.xslt
Comments: fixed in 1.3
<div >Sent by:{1} on: {2}
{0}</div>
Should be
templates\\newmailboxissue.xslt
Comments: fixed in 1.3