diff --git a/ldoce5viewer/qtgui/indexer.py b/ldoce5viewer/qtgui/indexer.py
index 0fedba6..582e99f 100644
--- a/ldoce5viewer/qtgui/indexer.py
+++ b/ldoce5viewer/qtgui/indexer.py
@@ -352,8 +352,12 @@ class IndexingThread(QThread):
                     i += 1
                     if i % 10000 == 0:
                         self._message('{0} items added'.format(i))
-                    fulltext_hwdphr_maker.add_item(itemtype, content, asfilter,
+
+                    try:
+                        fulltext_hwdphr_maker.add_item(itemtype, content, asfilter,
                             label, path, prio, sortkey)
+                    except Exception as e:
+                        print ("itemtype=", itemtype, "content=", content, "label=", label, "path=", path, e)

             self._message('{0} items were added.'.format(i))
             self._message('Finalizing...')
@@ -379,8 +383,11 @@ class IndexingThread(QThread):
                     i += 1
                     if i % 10000 == 0:
                         self._message('{0} items added'.format(i))
-                    fulltext_defexa_maker.add_item(itemtype, content, asfilter,
-                            label, path, prio, sortkey)
+                    try:
+                        fulltext_defexa_maker.add_item(itemtype, content, asfilter,
+                                label, path, prio, sortkey)
+                    except Exception as e:
+                        print ("itemtype=", itemtype, "content=", content, "=label", label, "path=", path, e)

             self._message('{0} items were added.'.format(i))
             self._message('Finalizing...')```