[TYPO3] sr_email_subscribe label error!

[A. Neves]

Hi,
 
I have been trying to setup sr_email_subscribe in my typo3 installation, but I get a label error:
 
http://testsite0000.pt.vu/ (please scroll down the page)
 
Also, I can't register any information! Test at will!
 
Thanks
A. Neves