Update insert bug

Src/Asp.Net/SqlServerTest/Config.cs

@@ -8,7 +8,7 @@ namespace OrmTest
 {
     public class Config
     {
-        public static string ConnectionString = "server=.;uid=sa;pwd=haosql;database=SqlSugar4XTest";
+        public static string ConnectionString = "server=.;uid=sa;pwd=@jhl85661501;database=SqlSugar4XTest";
         public static string ConnectionString2 = "server=.;uid=sa;pwd=haosql;database=SQLSUGAR4XTEST";
         public static string ConnectionString3 = "server=.;uid=sa;pwd=haosql;database=sqlsugar4xtest";
     }

Src/Asp.Net/SqlSugar/Abstract/InsertableProvider/InsertableProvider.cs

@@ -41,10 +41,12 @@ namespace SqlSugar
                 foreach (var item in InsertBuilder.DbColumnInfoList)
                 {
                     var isPk = pks.Any(y => y.Equals(item.DbColumnName, StringComparison.CurrentCultureIgnoreCase)) || item.IsPrimarykey;
-                    if (isPk && item.PropertyType == UtilConstants.GuidType&&item.Value.ObjToString()==Guid.Empty.ToString()) {
+                    if (isPk && item.PropertyType == UtilConstants.GuidType && item.Value.ObjToString() == Guid.Empty.ToString())
+                    {
                         item.Value = Guid.NewGuid();
+                        if (InsertObjs.First().GetType().GetProperties().Any(it => it.Name == item.PropertyName))
+                            InsertObjs.First().GetType().GetProperties().First(it => it.Name == item.PropertyName).SetValue(InsertObjs.First(), item.Value, null);
                     }
-                    InsertObjs.First().GetType().GetProperties().First(it => it.Name == item.PropertyName).SetValue(InsertObjs.First(),item.Value,null);
                 }
             }
             InsertBuilder.IsReturnIdentity = false;