Wasn't happening earlier today. No apparent error with MacOS Mail.app I deleted all recent messages and emptied Trash.
Happens on both BunselLabs under VirtualBox and Raspberry Pi 506 $ uname -a Linux RaspbPi-3-2700 4.14.93-v7+ #1191 SMP Wed Jan 16 11:53:33 GMT 2019 armv7l GNU/Linux 507 $ mutt -v | head Mutt 1.5.23 (2014-03-12) 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 4.14.93-v7+ (armv7l) ncurses: ncurses 5.9.20140913 (compiled with 5.9) libidn: 1.29 (compiled with 1.29) hcache backend: tokyocabinet 1.4.48 Last screen from mutt -d5: [2019-04-21 20:03:01] 5< ) [2019-04-21 20:03:01] parse_parameters: `boundary="tThc/1wpZn/ma/RB"' [2019-04-21 20:03:01] parse_parameter: `boundary' = `tThc/1wpZn/ma/RB' [2019-04-21 20:03:05] 5< * 342 FETCH (FLAGS (\Seen $NotJunk) UID 16460 INTERNALDATE "19-Apr-2019 18:56:02 +0000" RFC822.SIZE 3528 BODY[HEADER.FIELDS (DATE FROM SUBJECT TO CC MESSAGE-ID REFERENCES CONTENT-TYPE CONTENT-DESCRIPTION IN-REPLY-TO REPLY-TO LINES LIST-POST X-LABEL)] {252} [2019-04-21 20:03:05] Handling FETCH [2019-04-21 20:03:05] FETCH response ignored for this message [2019-04-21 20:03:05] imap_read_literal: reading 252 bytes Date: Fri, 19 Apr 2019 12:56:02 -0600 From: "Paul Gilmartin (Bunsen)" <paulgboul...@aim.com> To: paulgboul...@aim.com Subject: 1154 Message-ID: <20190419185602.GA2996@Bunsen-gil.local> Content-Type: multipart/mixed; boundary="tThc/1wpZn/ma/RB" [2019-04-21 20:03:05] 5< ) [2019-04-21 20:03:05] parse_parameters: `boundary="tThc/1wpZn/ma/RB"' [2019-04-21 20:03:05] parse_parameter: `boundary' = `tThc/1wpZn/ma/RB' [2019-04-21 20:03:05] 5< * 343 FETCH (FLAGS (\Seen $NotJunk) UID 16485 INTERNALDATE "20-Apr-2019 15:48:06 +0000" RFC822.SIZE 6184 BODY[HEADER.FIELDS (DATE FROM SUBJECT TO CC MESSAGE-ID REFERENCES CONTENT-TYPE CONTENT-DESCRIPTION IN-REPLY-TO REPLY-TO LINES LIST-POST X-LABEL)] {348} [2019-04-21 20:03:05] Handling FETCH [2019-04-21 20:03:05] FETCH response ignored for this message [2019-04-21 20:03:05] imap_read_literal: reading 348 bytes To: Time zone mailing list <t...@iana.org> From: Paul Eggert <*redacted*@cs.ucla.edu> Message-ID: <9254c4c2-3e57-fd46-0a11-6c7b72d41...@cs.ucla.edu> Date: Sat, 20 Apr 2019 08:47:39 -0700 Content-Type: text/plain; charset=utf-8; format=flowed Subject: [tz] Giuntella & Mazzonna on health and economic costs of DST List-Post: <mailto:t...@iana.org> [2019-04-21 20:03:05] 5< ) [2019-04-21 20:03:05] parse_parameters: `charset=utf-8; format=flowed' [2019-04-21 20:03:05] parse_parameter: `charset' = `utf-8' [2019-04-21 20:03:05] parse_parameter: `format' = `flowed' [2019-04-21 20:03:05] 5< a0004 NO [UNAVAILABLE] FETCH Server error while fetching messages [2019-04-21 20:03:05] IMAP queue drained [2019-04-21 20:03:05] Error opening mailbox [2019-04-21 20:03:14] mutt_index_menu[619]: Got op 83 [2019-04-21 20:03:14] Closing connection to IMAP.AIM.com... [2019-04-21 20:03:14] 5> a0005 LOGOUT^M [2019-04-21 20:03:16] 5< * BYE IMAP4rev1 Server logging out [2019-04-21 20:03:16] Handling BYE [2019-04-21 20:03:17] 5< a0005 OK LOGOUT completed [2019-04-21 20:03:17] IMAP queue drained Thanks, gil