From c84b67d139cedd51b73832d13376e372a43f5f08 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Sun, 31 Jul 2011 16:39:15 -0600
Subject: [PATCH] ...

---
 src/calibre/ebooks/mobi/debug.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/calibre/ebooks/mobi/debug.py b/src/calibre/ebooks/mobi/debug.py
index 8d2f3ba41e..aff8543624 100644
--- a/src/calibre/ebooks/mobi/debug.py
+++ b/src/calibre/ebooks/mobi/debug.py
@@ -1089,6 +1089,11 @@ class TextRecord(object): # {{{
             self.trailing_data['uncrossable_breaks'] = self.trailing_data.pop(2)
         self.trailing_data['raw_bytes'] = raw_trailing_bytes
 
+        for typ, val in self.trailing_data.iteritems():
+            if isinstance(typ, int):
+                print ('Record %d has unknown trailing data of type: %d : %r'%
+                        (idx, typ, val))
+
         self.idx = idx
 
     def dump(self, folder):