A couple of posts back, I described an issue we had with emails not being downloaded by the BizTalk POP3 adapter. I'm happy to say that after working with Microsoft, a hotfix has been created for this which I tested yesterday. It'll take a few weeks for the KB article to be written up but I'll post details as soon as I have them. This fixes the "The POP3 adapter received a response line from a server that contains more than 512 characters" issue. EDIT... some good news. It looks like the fix will...