diff --git a/lib/abstract-class.js b/lib/abstract-class.js
index 1c89d36d..08050e93 100644
--- a/lib/abstract-class.js
+++ b/lib/abstract-class.js
@@ -326,14 +326,17 @@ AbstractClass.all = function all(params, cb) {
     }
     var constr = this;
     this.schema.adapter.all(this.modelName, params, function (err, data) {
-        var collection = null;
+        var collection = null, cache = {};
         if (data && data.map) {
             collection = new Array();
             data.forEach(function (d, i) {
                 collection.__defineGetter__(i, function () {
+                    if (cache[i]) {
+                        return cache[i];
+                    }
                     var obj = new constr;
                     obj._initProperties(d, false);
-                    collection[i] = obj;
+                    cache[i] = obj;
                     return obj;
                 });
             });
@@ -535,7 +538,7 @@ AbstractClass.prototype.toObject = function (onlySchema) {
 };
 
 AbstractClass.prototype.hasOwnProperty = function (prop) {
-    return this.__data.hasOwnProperty(prop) ||
+    return this.__data && this.__data.hasOwnProperty(prop) ||
         Object.getOwnPropertyNames(this).indexOf(prop) !== -1;
 };
 
diff --git a/package.json b/package.json
index cf652e3c..268edb6d 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
   },
   "main": "index.js",
   "scripts": {
-    "test": "EXCEPT=cradle nodeunit test/*_test*"
+    "test": "EXCEPT=cradle,neo4j nodeunit test/*_test*"
   },
   "engines": [
     "node >= 0.4.12"