Subject says it all. Debian Sid. I have purged and reinstalled everything except my .muttrc file, which works under Lenny and Squeeze.
Any ideas? $ mutt -v Mutt 1.5.20 (2009-06-14) Copyright (C) 1996-2009 Michael R. Elkins and others. Mutt comes with ABSOLUTELY NO WARRANTY; for details type `mutt -vv'. Mutt is free software, and you are welcome to redistribute it under certain conditions; type `mutt -vv' for details. System: Linux 2.6.30-1-686 (i686) ncurses: ncurses 5.7.20090803 (compiled with 5.7) libidn: 1.15 (compiled with 1.15) hcache backend: GDBM version 1.8.3. 10/15/2002 (built Aug 13 2009 22:25:33) Compile options: -DOMAIN +DEBUG -HOMESPOOL +USE_SETGID +USE_DOTLOCK +DL_STANDALONE +USE_FCNTL -USE_FLOCK +USE_POP +USE_IMAP +USE_SMTP -USE_SSL_OPENSSL +USE_SSL_GNUTLS +USE_SASL +USE_GSS +HAVE_GETADDRINFO +HAVE_REGCOMP -USE_GNU_REGEX +HAVE_COLOR +HAVE_START_COLOR +HAVE_TYPEAHEAD +HAVE_BKGDSET +HAVE_CURS_SET +HAVE_META +HAVE_RESIZETERM +CRYPT_BACKEND_CLASSIC_PGP +CRYPT_BACKEND_CLASSIC_SMIME +CRYPT_BACKEND_GPGME -EXACT_ADDRESS -SUN_ATTACHMENT +ENABLE_NLS -LOCALES_HACK +COMPRESSED +HAVE_WC_FUNCS +HAVE_LANGINFO_CODESET +HAVE_LANGINFO_YESEXPR +HAVE_ICONV -ICONV_NONTRANS +HAVE_LIBIDN +HAVE_GETSID +USE_HCACHE -ISPELL SENDMAIL="/usr/sbin/sendmail" MAILPATH="/var/mail" PKGDATADIR="/usr/share/mutt" SYSCONFDIR="/etc" EXECSHELL="/bin/sh" MIXMASTER="mixmaster" To contact the developers, please mail to <mutt-...@mutt.org>. To report a bug, please visit http://bugs.mutt.org/. patch-1.5.13.cd.ifdef.2 ########### # .muttrc # ########### set realname = '' # default: '' set editor = "vim -c 'set tw=74' -c 'set wrap' +:2" set sig_dashes = yes ################################### default yes set signature = '~/.signature' set timeout = '15' set pager_index_lines = '7' set alias_file = '~/.alias' set from = '' # default: '' set mail_check = '90' set imap_check_subscribed = yes # default: no set imap_login = '' # default: '' set imap_pass = '' # default: '' set imap_user = '' # default: '' set folder = "imaps://imap.gmail.com:993" set spoolfile = "+INBOX" set postponed="+[Gmail]/Drafts" set header_cache=~/.mutt/cache/headers set message_cachedir=~/.mutt/cache/bodies set certificate_file=~/.mutt/certificates set move = no set sort = 'threads' set sort_aux = 'last-date-received' set imap_check_subscribed ignore "Authentication-Results:" ignore "DomainKey-Signature:" ignore "DKIM-Signature:" hdr_order Date From To Cc set pgp_autoinline = yes ################################## default no set record = '~/sent' set write_bcc = no # default: yes color attachment brightmagenta default color error brightwhite red # errors yell at you in red color hdrdefault red default # headers color indicator brightyellow magenta # currently selected message color markers brightcyan default # the + for wrapped pager lines color message brightcyan default # informational messages, not mail color normal white default # plain text color quoted green default # quoted text color search brightgreen default# hilite search patterns in the pager color signature red default # signature (after "-- ") is red color status brightyellow blue # status bar is yellow *on blue* color tilde blue default # ~'s after message body color tree green default # thread tree in index menu is magenta color signature brightred default color underline yellow default color header cyan default ^(From|Subject): # Important headers color body magenta default "(ftp|http)://[^ ]+" # picks up URLs color body magenta default [-a-z_0-9...@[-a-z_0-9.]+ color quoted cyan default color quoted1 yellow default color quoted2 red default color quoted3 green default color quoted4 cyan default color quoted5 yellow default color quoted6 red default color quoted7 green default color index brightyellow default ~N # New color index yellow default ~O # Old color index magenta default ~F color index blue default ~T color index red default ~D ignore * unignore From: unignore To: unignore Reply-To: unignore Mail-Followup-To: unignore Subject: unignore Date: unignore Organization: unignore Newsgroups: unignore CC: unignore BCC: unignore X-Mailer: unignore User-Agent: unignore X-Junked-Because: unignore X-SpamProbe: unignore X-Virus-hagbard: hdr_order From: Subject: To: CC: BCC: Reply-To: Mail-Followup-To: Date: Organization: User-Agent: X-Mailer: set sidebar_visible set sidebar_width bind index \CP sidebar-prev bind index \CN sidebar-next bind index \CO sidebar-open bind pager \CP sidebar-prev bind pager \CN sidebar-next bind pager \CO sidebar-open mailboxes /var/mail/user mailboxes ~/sent