From 37ceb59759489801eebbe863449377b760689645 Mon Sep 17 00:00:00 2001
From: Kumar McMillan <kumar.mcmillan@gmail.com>
Date: Wed, 18 Apr 2012 11:34:22 -0500
Subject: [PATCH] Handle inapp_pay not being installed (like on straight AMO)

In other words: the foreign key backwards relationship is only applied when an
app appears in INSTALLED_APPS
---
 apps/stats/models.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/apps/stats/models.py b/apps/stats/models.py
index d52ba705ff..954343a80a 100644
--- a/apps/stats/models.py
+++ b/apps/stats/models.py
@@ -188,7 +188,7 @@ class Contribution(amo.models.ModelBase):
         When a reversal (or chargeback) is received from a PayPal IPN
         for this contribution, the hook is called.
         """
-        if self.inapp_payment.count():
+        if hasattr(self, 'inapp_payment') and self.inapp_payment.count():
             self.inapp_payment.get().handle_reversal()
 
     def _switch_locale(self):