Fix bug #640460.

bzr-revno: 1039

openlp/plugins/songs/forms/editsongform.py

@@ -621,6 +621,10 @@ class EditSongForm(QtGui.QDialog, Ui_EditSongDialog):
             self.close()
 
     def saveSong(self):
+        """
+        Get all the data from the widgets on the form, and then save it to the
+        database.
+        """
         self.song.title = unicode(self.TitleEditItem.text())
         self.song.alternate_title = unicode(self.AlternativeEdit.text())
         self.song.copyright = unicode(self.CopyrightEditItem.text())
@@ -646,6 +650,7 @@ class EditSongForm(QtGui.QDialog, Ui_EditSongDialog):
                 self.song.topics.append(self.songmanager.get_object(Topic,
                     topicId))
             self.songmanager.save_object(self.song)
+            self.song = None
             return True
         return False