Thank you for reaching out to the Community! I'm sorry to hear your campaigns page is suddenly empty. If the page is coming up blank, you may need to clear the cache in your browser. You can click here for instructions on clearing cache.
I would also suggest trying safe mode on your browser to make sure there are not any add-on extensions interfering with your page fully loading.
If you are still having trouble after trying these methods, please email us at social_support(at)constantcontact(dot)com with your username and a reference to this post and we will investigate further!
I'm glad Taryn was able to assist and help resolve your issue. If you have any more questions, please feel free to reach out to us through the Community!