From 1e905098bee4fc72dd2a77c95ede9ec924de6316 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Tue, 21 Apr 2020 08:40:01 +0530
Subject: [PATCH] ...

---
 src/calibre/gui2/open_with.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/calibre/gui2/open_with.py b/src/calibre/gui2/open_with.py
index c829fe8972..7f77c43297 100644
--- a/src/calibre/gui2/open_with.py
+++ b/src/calibre/gui2/open_with.py
@@ -178,8 +178,9 @@ elif isosx:
             if os.path.isdir(ans):
                 app = get_bundle_data(ans)
                 if app is None:
-                    return error_dialog(parent, _('Invalid Application'), _(
+                    error_dialog(parent, _('Invalid Application'), _(
                         '%s is not a valid macOS application bundle.') % ans, show=True)
+                    return
                 return app
             if not os.access(ans, os.X_OK):
                 error_dialog(parent, _('Cannot execute'), _(