On 30 jun 2003, Lute Kamstra spake thusly: > Xavier Maillard writes: > > > As the subject line say, I am about to migrate all my data from > > POP3 to IMAP mail protocol. > > > > Does anyone know if there are difficulties to achieve such a task ? > > I just migrated from POP to IMAP and I encountered three problems. Oh it seems I should have read people ansxers before :( In fact I have encountered problems here too. > Firstly, if you use nnmail-split-fancy-with-parent and still have > your old POP (nnfolder) mail groups lying around, Gnus recognizes if > new mails refer to a mail you have in you old archive, but tries to > split them into a mailbox on the IMAP server with the same name as > the group the parent is in on the old backend. This is temporary, > but can be a bit confusing at first. It is not my case ;) > Secondly, I had a few problems with moving my nnfolder mail archive > to the IMAP server; approximately one in 500 messages could not be > copied. I got several error messages. A few were caused by > incorrect headers (which you can just delete by editing the message), > but most errors were due to non ASCII characters in the message > bodies. Especially, the \201 character seemed to cause trouble. > What usually helped was first moving the message to the same nnfolder > group is was already in and then trying to copy it to the IMAP > server. If that didn't work, editing a message (e) and saving it > (C-c C-c) worked for me as it removed the troublesome characters. I have encountered the same problem here with a few messages too. The trick used there was to edit each of 'em manually and remove/correct the errorneous part. > Thirdly, it took quite some time to move all my archived messages to > the IMAP server. I had to go into every group (C-u RET), select all > messages (M P b), and move (B m) them an IMAP group. With the number > of mail groups I accumulated over the years, this took quit some > time. I would be nice if there were an easier way to do this. Maybe > there is, but I just don't know about it. Thanx for the hint ;) I have a big group (3500 msg) here to move into the IMAP server so may be of interest for me :) zeDek -- http://www.gnusfr.org -- French Gnus user site Anti-war disclaimer: "Bombing for peace is like fucking for virginity"