--- a/hgext/chgserver.py	Sat Mar 12 04:24:11 2016 +0000
+++ b/hgext/chgserver.py	Wed Mar 16 11:57:09 2016 +0000
@@ -638,6 +638,7 @@
 
 class chgunixservice(commandserver.unixservice):
     def init(self):
+        self.repo = None
         self._inithashstate()
         self._checkextensions()
         class cls(AutoExitMixIn, SocketServer.ForkingMixIn,