Try to close your browse and open it again.
try to open it via https://easyeda.com/my-projects
If you have problems, please send an email to support@easyeda.com
It's discouraging that I'm having the same problem now, 10 months after this issue was first brought up. It's a pretty serious bug if you can't open a saved project. Fortunately, Dillon's suggestion works.
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Brand new interactions and interfaces. 
Easy to use and quick to get started. 