diff --git a/Src/Asp.NetCore2/SqlSugar/Abstract/DbBindProvider/DbBindAccessory.cs b/Src/Asp.NetCore2/SqlSugar/Abstract/DbBindProvider/DbBindAccessory.cs
index 33d184e1b..dc2376220 100644
--- a/Src/Asp.NetCore2/SqlSugar/Abstract/DbBindProvider/DbBindAccessory.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Abstract/DbBindProvider/DbBindAccessory.cs
@@ -154,7 +154,7 @@ namespace SqlSugar
                 var navResult = new AppendNavResult();
                 foreach (var item in QueryBuilder?.AppendNavInfo.AppendProperties)
                 {
-                    var vi = dataReader.GetOrdinal(item.Key);
+                    var vi = dataReader.GetOrdinal("SugarNav_" + item.Key);
                     var value = dataReader.GetValue(vi);
                     navResult.result.Add("SugarNav_"+item.Key,value);
                 }
diff --git a/Src/Asp.NetCore2/SqlSugar/ExpressionsToSql/ResolveItems/NewExpressionResolve.cs b/Src/Asp.NetCore2/SqlSugar/ExpressionsToSql/ResolveItems/NewExpressionResolve.cs
index 6f8f2db06..56edb82a0 100644
--- a/Src/Asp.NetCore2/SqlSugar/ExpressionsToSql/ResolveItems/NewExpressionResolve.cs
+++ b/Src/Asp.NetCore2/SqlSugar/ExpressionsToSql/ResolveItems/NewExpressionResolve.cs
@@ -146,6 +146,10 @@ namespace SqlSugar
                 foreach (var item in expression.Arguments)
                 {
                     string memberName = expression.Members[i].Name;
+                    if (this.Context?.SugarContext?.QueryBuilder?.AppendNavInfo?.MappingNavProperties?.ContainsKey(memberName) == true)
+                    {
+                        continue;
+                    }
                     ++i;
                     ResolveNewExpressions(parameter, item, memberName);
                 }
diff --git a/Src/Asp.NetCore2/SqlSugar/Infrastructure/ContextMethods.cs b/Src/Asp.NetCore2/SqlSugar/Infrastructure/ContextMethods.cs
index eb805ede1..2875fee6c 100644
--- a/Src/Asp.NetCore2/SqlSugar/Infrastructure/ContextMethods.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Infrastructure/ContextMethods.cs
@@ -474,6 +474,17 @@ namespace SqlSugar
                 }
                 QueryBuilder.AppendValues.Add(addItems);
             }
+            if (QueryBuilder?.AppendNavInfo != null)
+            {
+                var navResult = new AppendNavResult();
+                foreach (var item in QueryBuilder?.AppendNavInfo.AppendProperties)
+                {
+                    var vi = dataReader.GetOrdinal("SugarNav_" + item.Key);
+                    var value = dataReader.GetValue(vi);
+                    navResult.result.Add("SugarNav_" + item.Key, value);
+                }
+                QueryBuilder?.AppendNavInfo.Result.Add(navResult);
+            }
         }
         private static bool IsBytes(Dictionary<string, object> readerValues, PropertyInfo item)
         {