I set up CMC - Mailchimp for Joomla on Joomla! 2.5.6.
my website is reachable through the web (not an intranet or localhost).
when come to CMC Configuration page, in webhooks key field, i inserted my key then i click save, next, i copied adjacent url, and pasted into:
then click on "Add Webhook.
But An error message showed: Unable to verify the URL is working, please double check and try again. HTTP Code: 500
Can you help me to clear about that..
what i have to do to config CMC component for my joomla?
Sorry because of my english.