[TYPO3-seminars] Registration crashes

[Johanna]

Am 20.06.12 15:01, schrieb Erwin Winkel:
> In our environment this is not only in the onetimeregistration form, but it
> is generic to all registrations!
> This is a serious problem because nobody is able to register any more. We
> can not wait for the ameos_formidable group to fix this.
> Is there a quick fix or work-around so that we at least can have a working
> system again?

Can't you downgrade to TYPO3 4.6.x? Or ... maybe copy 
t3lib/class.t3lib_htmlmail.php from a 4.6.x installation to your 4.7.x 
installation?

I'm not in a hurry - so I wait for the formidable update.