diff --git a/integrations/session_update_test.go b/integrations/session_update_test.go
index f9b49078..22808d60 100644
--- a/integrations/session_update_test.go
+++ b/integrations/session_update_test.go
@@ -1396,15 +1396,22 @@ func TestNilFromDB(t *testing.T) {
 	assert.NoError(t, PrepareEngine())
 	assertSync(t, new(TestTable1))
 
-	cnt, err := testEngine.Insert(&TestTable1{
+	var tt0 = TestTable1{
 		Field1: &TestFieldType1{
 			cb: []byte("string"),
 		},
 		UpdateTime: time.Now(),
-	})
+	}
+	cnt, err := testEngine.Insert(&tt0)
 	assert.NoError(t, err)
 	assert.EqualValues(t, 1, cnt)
 
+	var tt1 TestTable1
+	has, err := testEngine.ID(tt0.Id).Get(&tt1)
+	assert.NoError(t, err)
+	assert.True(t, has)
+	assert.EqualValues(t, "string", string(tt1.Field1.cb))
+
 	cnt, err = testEngine.Update(TestTable1{
 		UpdateTime: time.Now().Add(time.Second),
 	}, TestTable1{
@@ -1430,7 +1437,7 @@ func TestNilFromDB(t *testing.T) {
 	assert.EqualValues(t, 1, cnt)
 
 	var tt2 TestTable1
-	has, err := testEngine.ID(tt.Id).Get(&tt2)
+	has, err = testEngine.ID(tt.Id).Get(&tt2)
 	assert.NoError(t, err)
 	assert.True(t, has)
 	assert.Nil(t, tt2.Field1)
@@ -1446,9 +1453,9 @@ func TestNilFromDB(t *testing.T) {
 	assert.EqualValues(t, 1, cnt)
 
 	var tt4 TestTable1
-	has, err = testEngine.ID(tt.Id).Get(&tt4)
+	has, err = testEngine.ID(tt3.Id).Get(&tt4)
 	assert.NoError(t, err)
 	assert.True(t, has)
 	assert.NotNil(t, tt4.Field1)
-	assert.Nil(t, tt4.Field1.cb)
+	assert.NotNil(t, tt4.Field1.cb)
 }
diff --git a/session.go b/session.go
index 64b1758a..486911a5 100644
--- a/session.go
+++ b/session.go
@@ -768,7 +768,7 @@ func (session *Session) slice2Bean(scanResults []interface{}, fields []string, b
 
 		fieldValue, err := session.getField(dataStruct, key, table, idx)
 		if err != nil {
-			if !strings.Contains(err.Error(), "is not valid") {
+			if _, ok := err.(ErrFieldIsNotValid); !ok {
 				session.engine.logger.Warnf("%v", err)
 			}
 			continue