Hello,
If you go to a product then you see, Ask a question about this product.
They open the window, you can type the text etc...
When you will send the email then i getting this error:
SMTP serverfout: 5.7.1 : Sender address rejected: not owned by user info@.....
But the Standard joomla contact works, user registration email works, order confirmation works etc..
But the Ask a question about this product don't works.
Yes, i entered my email adres in shop settings...
VM version: 2.0.22a