Hi, the check for old-style setting of notmuch-fcc-dirs doesn't work because 'length' function cannot be applied to a cons cell. The following patch should fix this bug. Cheers, Ladislav diff --git a/emacs/notmuch-maildir-fcc.el b/emacs/notmuch-maildir-fcc.el index e5e0549..27ac955 100644 --- a/emacs/notmuch-maildir-fcc.el +++ b/emacs/notmuch-maildir-fcc.el @@ -88,7 +88,7 @@ will NOT be removed or replaced." notmuch-fcc-dirs) ((and (listp notmuch-fcc-dirs) - (= 1 (length (car notmuch-fcc-dirs)))) + (not (cdar notmuch-fcc-dirs))) ;; Old style - no longer works. (error "Invalid `notmuch-fcc-dirs' setting (old style)")) -- Ladislav Lhotka, CESNET PGP Key ID: E74E8C0C