Welcome to the Candy Crush Saga Community
Do you have a question or need help with your game? Ask the Community.
You might be playing offline. Please make sure you are connected to your account, and your Internet connection is stable. If you log out and back into your account, the event might need some time to reappear.
Please play 1-2 levels and go back to the map to see if it comes back.
Also try following these steps of your progress and friends list appeared here.
Hope this helps and Cheers!