update

TEAMModelOS.SDK/Models/Cosmos/School/StandardFile.cs

@@ -18,9 +18,9 @@ namespace TEAMModelOS.SDK.Models
         /// <summary>
         /// 
         /// </summary>
-        public List<Policy> policy { get; set; }
-        public List<Policy> resource { get; set; }
-        public List<Policy> third { get; set; }
+        public List<Policy> policy { get; set; }= new List<Policy>();
+        public List<Policy> resource { get; set; }= new List<Policy>();
+        public List<Policy> third { get; set; }= new List<Policy>();
     }
     public class Policy {
         public string tag { get; set; }