### Eclipse Workspace Patch 1.0
#P xmlrpcplugin
Index: tracrpc/ticket.py
===================================================================
--- tracrpc/ticket.py	(revision 6044)
+++ tracrpc/ticket.py	(working copy)
@@ -122,7 +122,7 @@
     def changeLog(self, req, id, when=0):
         t = model.Ticket(self.env, id)
         for date, author, field, old, new, permanent in t.get_changelog(when):
-            yield (to_datetime(date), author, field, old, new, permanent)
+            yield (to_datetime(date), author or '', field, old, new, permanent)
     # Use existing documentation from Ticket model
     changeLog.__doc__ = inspect.getdoc(model.Ticket.get_changelog)