Hello Wu,
Please follow the mentioned new portal item. I am marking this one as "declined" just because of the duplication.
Regards,
Petar Mladenov
Progress Telerik
Hi Wu,
Thank you for reporting this bug. I have logged it in our feedback portal and will try to have it fixed for the Service Pack later next month.
I have also updated your telerik account points as a thanks for your cooperation.
Regards,
Petar Mladenov
Progress Telerik