Beta > Groups> Curriculum>View mode of a resource>Click Favorites link>"There was a problem accessing the server. Please try again." message is shown.

Beta > Groups> Create a resource.
Go to View mode of that resource.
Click 'Favorite' link.

"There was a problem accessing the server. Please try again." message is shown. So not able to add that resouce to my favorite.

( I treid 3 times and all these times I got this error)

In dev site, this issue does not happen.