David Bremner writes: >You could try running xapian-check $MAILDIR/.notmuch/xapian Well, that settles it then: % xapian-check Mail/Facebook/.notmuch/xapian Database couldn't be opened for reading: DatabaseModifiedError: The revision being read has been discarded - you should call Xapian::Database::reopen() and retry the operation Continuing check anyway Cross-checking document lengths between the postlist and termlist tables would use more than 1GB of memory, so skipping that check record: baseB blocksize=8K items=33895 lastblock=97 revision=19845 levels=1 root=97 B-tree checked okay record table structure checked OK termlist: xapian-check: DatabaseCorruptError: Db block overwritten - are there multiple writers? >It might be a good idea to make a backup with notmuch dump; this is a >read-only operation so it should not make things worse. Seems that that fatals for the same reason: % NOTMUCH_CONFIG=.config/notmuch/personal notmuch dump A Xapian exception occurred opening database: Db block overwritten - are there multiple writers? I guess my best bet is to start with a fresh notmuch setup for this maildir? Thanks for your help, David. I appreciate that. :-) Chris