There were problems sending your request, please contact the administrator providing the information (email_to_undefined)

[JOCKEEY]

Good day!, I fund this extension and it was Good. After I clicked button send request, it will redirect with this information below:

However request access has been sent. I've checked my email and received this email below:

CKAN support email and in CC have email_to_undefined. But I've alreadyy checked my ini file and the credentials is correct.

Any Help, suggestion , advice is so much appreciated !! TIA