[TYPO3-english] ERROR: No class named: user_powermail_tx_powermail_forms_sender_field

[Katja Lampela]

Hi,

I use feeditadvanced and every content element edit popup gives this warning:
ERROR: No class named: user_powermail_tx_powermail_forms_sender_field

Any idea why?

-- 
With kind regards

Katja Lampela
*Lieska-tuotanto*
www.lieska.net