You may want to check out this link on rebuilding the Envelope Index file before just trashing the existing one. I gives a little background info. helldesign.com/2008/02/20/rebuilding-the-mail-envelope-index/ Dan T On Jan 15, 2009, at 8:22 AM, wilkinw wrote: > Quit Mail, delete the Envelope Index file that is in the user Home > Directory/Library/Mail Folder > > On Jan 15, 2009, at 7:38 AM, Frank Sudore wrote: > >> Upgraded a few clients to Leopard from Tiger. they have large >> email accounts (POP) It says messages updated but nothing in the >> viewer. Tried the rebuild mailbox but it appears nothing happens. >> Does this take time and should there be a progress bar? >> Any help most appreciated. >> FS -------------- next part -------------- An HTML attachment was scrubbed... URL: http://listserver.themacintoshguy.com/pipermail/g4/attachments/20090115/1c0211fd/attachment.html