Index: package_branches/invirt-web/cherrypy-rebased/code/main.py
===================================================================
--- package_branches/invirt-web/cherrypy-rebased/code/main.py	(revision 2708)
+++ package_branches/invirt-web/cherrypy-rebased/code/main.py	(revision 2709)
@@ -341,4 +341,5 @@
                      authtoken=token)
             return d
+
         @cherrypy.expose
         @cherrypy.tools.mako(filename="/command.mako")
@@ -346,5 +347,5 @@
         def command(self, command_name, machine_id, **kwargs):
             """Handler for running commands like boot and delete on a VM."""
-            back = kwargs.get('back', None)
+            back = kwargs.get('back')
             try:
                 d = controls.commandResult(cherrypy.request.login,
