From 1fdcda9644ba5c580793174cb563a6c53514d456 Mon Sep 17 00:00:00 2001
From: Igotit <aochin@gmail.com>
Date: Fri, 3 May 2013 12:49:11 +0800
Subject: [PATCH] Check whether value is NSNull. When dynamically set property
 to nil, we must send [NSNull null] instead of nil which can't  be set as an
 NSDictionary value.

---
 quickdialog/QRootBuilder.m | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/quickdialog/QRootBuilder.m b/quickdialog/QRootBuilder.m
index c5758cb0..7e070f5b 100644
--- a/quickdialog/QRootBuilder.m
+++ b/quickdialog/QRootBuilder.m
@@ -58,6 +58,8 @@ + (void)trySetProperty:(NSString *)propertyName onObject:(id)target withValue:(i
         [target setValue:itemsTranslated forKeyPath:propertyName];
     } else if ([value isKindOfClass:[NSDictionary class]]){
         [target setValue:value forKeyPath:propertyName];
+    } else if (value == [NSNull null]) {
+        [target setValue:nil forKeyPath:propertyName];
     } else if ([value isKindOfClass:[NSObject class]]){
         [target setValue:value forKeyPath:propertyName];
     } else if (value == nil){