(ediff-get-meta-info): Take into account that data

from `ediff-meta-info' properties need not be an overlay.  From
David Ponce <dponce@voila.fr>.

1 files changed, 2 insertions, 1 deletions

diff --git a/lisp/ediff-mult.el b/lisp/ediff-mult.el
index 85ac72ee464..83ed80b74b2 100644
--- a/lisp/ediff-mult.el
+++ b/lisp/ediff-mult.el
@@ -1968,7 +1968,8 @@ If this is a session registry buffer then just bury it."
                           olist))
             (while (and olist
                         (or (null (car olist))
-                            (overlay-get (car olist) 'invisible)))
+                            (and (overlayp (car olist))
+                                 (overlay-get (car olist) 'invisible))))
               (setq olist (cdr olist)))
             (setq result (car olist)))))
     (if result