From 894a9682fd8fac2f0a2f64de1be0017f076e4b81 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Wed, 4 Nov 2020 08:34:19 +0530
Subject: [PATCH] Ignore failures when printing tracebacks for failing
 interface actions during startup

---
 src/calibre/gui2/ui.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/calibre/gui2/ui.py b/src/calibre/gui2/ui.py
index f591225b09..e4e325a754 100644
--- a/src/calibre/gui2/ui.py
+++ b/src/calibre/gui2/ui.py
@@ -135,7 +135,11 @@ class Main(MainWindow, MainWindowMixin, DeviceMixin, EmailMixin,  # {{{
             except:
                 # Ignore errors in loading user supplied plugins
                 import traceback
-                traceback.print_exc()
+                try:
+                    traceback.print_exc()
+                except Exception:
+                    if action.plugin_path:
+                        print('Failed to load Interface Action plugin:', action.plugin_path, file=sys.stderr)
                 if action.plugin_path is None:
                     raise
                 continue