From 6d9a8f790cc6bf063538b908319509aee57ef966 Mon Sep 17 00:00:00 2001
From: Cody Stoltman <particlebanana@gmail.com>
Date: Fri, 18 Mar 2016 18:53:46 -0500
Subject: [PATCH] fix for #1326

---
 lib/waterline/utils/normalize.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/waterline/utils/normalize.js b/lib/waterline/utils/normalize.js
index 9192ea128..dbedad1d2 100644
--- a/lib/waterline/utils/normalize.js
+++ b/lib/waterline/utils/normalize.js
@@ -44,6 +44,10 @@ var normalize = module.exports = {
     if (options && options[pk]) {
 
       var coercePK;
+      if(!context.attributes[pk]) {
+        return pk;
+      }
+      
       if (context.attributes[pk].type == 'integer') {
         coercePK = function(pk) {return +pk;};
       } else if (context.attributes[pk].type == 'string') {