From 0f1a8d322c26cdeedfb2431407a70c660c5e253b Mon Sep 17 00:00:00 2001
From: sesamefly <sesamefly@163.com>
Date: Sat, 5 Dec 2020 22:44:28 +0800
Subject: [PATCH] add param null validate

---
 .../AbpExtraPropertiesDictionaryModelBinderProvider.cs          | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/framework/src/Volo.Abp.AspNetCore.Mvc/Volo/Abp/AspNetCore/Mvc/ModelBinding/AbpExtraPropertiesDictionaryModelBinderProvider.cs b/framework/src/Volo.Abp.AspNetCore.Mvc/Volo/Abp/AspNetCore/Mvc/ModelBinding/AbpExtraPropertiesDictionaryModelBinderProvider.cs
index 2aadddbb8b..590a5b89b9 100644
--- a/framework/src/Volo.Abp.AspNetCore.Mvc/Volo/Abp/AspNetCore/Mvc/ModelBinding/AbpExtraPropertiesDictionaryModelBinderProvider.cs
+++ b/framework/src/Volo.Abp.AspNetCore.Mvc/Volo/Abp/AspNetCore/Mvc/ModelBinding/AbpExtraPropertiesDictionaryModelBinderProvider.cs
@@ -23,7 +23,7 @@ namespace Volo.Abp.AspNetCore.Mvc.ModelBinding
                 return null;
             }
 
-            if (!context.Metadata.ContainerType.IsAssignableTo<IHasExtraProperties>())
+            if (context.Metadata.ContainerType == null || !context.Metadata.ContainerType.IsAssignableTo<IHasExtraProperties>())
             {
                 return null;
             }