diff --git a/VERSION b/VERSION
index cd346308..871cfe02 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-xorm v0.5.5.0728
+xorm v0.5.5.0822
diff --git a/engine.go b/engine.go
index 32bb9437..7170fce5 100644
--- a/engine.go
+++ b/engine.go
@@ -405,12 +405,17 @@ func (engine *Engine) tbName(v reflect.Value) string {
 	if tb, ok := v.Interface().(TableName); ok {
 		return tb.TableName()
 	}
-	if v.CanAddr() {
+
+	if v.Type().Kind() == reflect.Ptr {
+		if tb, ok := reflect.Indirect(v).Interface().(TableName); ok {
+			return tb.TableName()
+		}
+	} else if v.CanAddr() {
 		if tb, ok := v.Addr().Interface().(TableName); ok {
 			return tb.TableName()
 		}
 	}
-	return engine.TableMapper.Obj2Table(v.Type().Name())
+	return engine.TableMapper.Obj2Table(reflect.Indirect(v).Type().Name())
 }
 
 // DumpAll dump database all table structs and data to w with specify db type
@@ -906,6 +911,10 @@ type TableName interface {
 	TableName() string
 }
 
+var (
+	tpTableName = reflect.TypeOf((*TableName)(nil)).Elem()
+)
+
 func (engine *Engine) mapType(v reflect.Value) *core.Table {
 	t := v.Type()
 	table := engine.newTable()
diff --git a/session.go b/session.go
index ded16fab..c0009b3d 100644
--- a/session.go
+++ b/session.go
@@ -2241,9 +2241,12 @@ func (session *Session) innerInsertMulti(rowsSlicePtr interface{}) (int64, error
 		return 0, errors.New("needs a pointer to a slice")
 	}
 
-	bean := sliceValue.Index(0).Interface()
-	elementValue := rValue(bean)
-	session.Statement.setRefValue(elementValue)
+	if sliceValue.Len() <= 0 {
+		return 0, errors.New("could not insert a empty slice")
+	}
+
+	session.Statement.setRefValue(sliceValue.Index(0))
+
 	if len(session.Statement.TableName()) <= 0 {
 		return 0, ErrTableNotFound
 	}
diff --git a/statement.go b/statement.go
index 05d0e3a3..8119d8a2 100644
--- a/statement.go
+++ b/statement.go
@@ -193,7 +193,7 @@ func (statement *Statement) Or(querystring string, args ...interface{}) *Stateme
 }
 
 func (statement *Statement) setRefValue(v reflect.Value) {
-	statement.RefTable = statement.Engine.autoMapType(v)
+	statement.RefTable = statement.Engine.autoMapType(reflect.Indirect(v))
 	statement.tableName = statement.Engine.tbName(v)
 }
 
diff --git a/xorm.go b/xorm.go
index b8fc080f..7c2461b6 100644
--- a/xorm.go
+++ b/xorm.go
@@ -17,7 +17,7 @@ import (
 
 const (
 	// Version show the xorm's version
-	Version string = "0.5.5.0728"
+	Version string = "0.5.5.0822"
 )
 
 func regDrvsNDialects() bool {