diff --git a/ChangeLog b/ChangeLog
index e7605a22b..8996470d6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2007-08-31  Don Allingham  <don@gramps-project.org>
+	* src/ExportAssistant.py (ExportAssistant.pulse_progressbar): fix 
+	display value, crashed if text wasn't specified
+
 2007-08-31  Benny Malengier <benny.malengier@gramps-project.org> 
 	* src/Editors/_EditPerson.py: bug, save(self, obj) to save(self, *obj)
 
diff --git a/src/ExportAssistant.py b/src/ExportAssistant.py
index f2b2d82f2..02040e1a1 100644
--- a/src/ExportAssistant.py
+++ b/src/ExportAssistant.py
@@ -578,9 +578,12 @@ class ExportAssistant(gtk.Assistant, ManagedWindow.ManagedWindow) :
         while gtk.events_pending():
             gtk.main_iteration()
             
-    def pulse_progressbar(self, value, text):
+    def pulse_progressbar(self, value, text=None):
         self.progressbar.set_fraction(min(value/100.0, 1.0))
-        self.progressbar.set_text("%s: %d%%" % (text, value))
+        if text:
+            self.progressbar.set_text("%s: %d%%" % (text, value))
+        else:
+            self.progressbar.set_text("%d%%" % value)
         while gtk.events_pending():
             gtk.main_iteration()