diff -rup xen-3.0.5-testing.hg-rc4/tools/python/xen/xend/XendDomain.py xen-3.0.5-testing.hg-rc4.new/tools/python/xen/xend/XendDomain.py
--- xen-3.0.5-testing.hg-rc4/tools/python/xen/xend/XendDomain.py	2007-05-01 08:03:14.000000000 -0400
+++ xen-3.0.5-testing.hg-rc4.new/tools/python/xen/xend/XendDomain.py	2007-05-01 08:03:44.000000000 -0400
@@ -1236,7 +1236,7 @@ class XendDomain:
         XendCheckpoint.save(sock.fileno(), dominfo, True, live, dst)
         sock.close()
 
-    def domain_save(self, domid, dst, checkpoint):
+    def domain_save(self, domid, dst, checkpoint=False):
         """Start saving a domain to file.
 
         @param domid: Domain ID or Name