Adventures disappear upon starting them

This has happened to me twice now. I go to start an adventure, and the adventure doesn't start, and the map for the adventure disappears. Might be tied in to the frequent game freezes a lot of players (myself included) experience.

http://i66.tinypic.com/10zaa1d.jpg

Hello Madmire,

Thank you for this report. Please check your in-game messages; one of our customer support agents will be contacting you shortly.

Cheers,

BB_Aeyline