diff --git a/server/AyaNova/biz/WidgetBiz.cs b/server/AyaNova/biz/WidgetBiz.cs
index 9b4fb926..91501cc5 100644
--- a/server/AyaNova/biz/WidgetBiz.cs
+++ b/server/AyaNova/biz/WidgetBiz.cs
@@ -339,8 +339,9 @@ namespace AyaNova.Biz
             var jsset = JsonSerializer.CreateDefault(new JsonSerializerSettings { ContractResolver = new AyaNova.Util.JsonUtil.ShouldSerializeContractResolver(new string[] { "Concurrency", "Id", "CustomFields" }) });
             foreach (JObject j in ja)
             {
-                var w = j.ToObject<Widget>(jsset);
-                w.CustomFields=j["CustomFields"].ToString();
+                var w = j.ToObject<Widget>(jsset);                
+                if (j["CustomFields"] != null)
+                    w.CustomFields = j["CustomFields"].ToString();
                 var res = await CreateAsync(w);
                 if (res == null)
                 {