Please do not forget to click "Update OTA" to update the channels.
Update OTA
CHANNEL MANAGER ERROR!
Your channel manager connection from Booking.com to Effective Tours still not Activated.
Please log-in to your Booking.com Extranet, navigate to the Account->Channel manager (same place where you send a request enable the connection in Booking.com ) and Activate the connection.
When done, please tick the check-box before and finalize the setup.