> ... Anyway, back to the point, once qpopper was installed, customers > began receiving messages that they had already received many months ago. > It's not that the messages were never delivered, it's just that they > appeared again. That is why I am thinking that the when my users > checked their mail using our webmail server, which just retrieves > messages using pop3, that somehow qpopper saw the messages on the > webmail server as new messages and was somehow downloading them back to > the server. Even getting the messages that were in the users deleted > items in webmail. Does that sound possible? I didn't think that pop3 > could do anything like that though.
Hint : perhaps the new style (> Qpopper 3.0) UIDL lines caused the clients to see already-downloaded messages as 'new'. Eric.