Hi Phuong
Could you please add the extended log for this section?. I want to know more information about this issue.
Rodolfo Leitón
HP LR/PC Support
If you are customer you can try posting on our internal forums for more personalized support.
For LoadRunner here.
For Performance Center here.
If you find that this or any post resolves your issue, please be sure to mark it as an accepted solution