The open graph protocol HTML mark-up cannot be loaded from cache. It is suggested that you clear cache in the control panel to fix this issue.

Sep 27, 2012 at 7:08 PM

no  cache. 

But still get this error on  DNN  6.2.0

Sep 28, 2012 at 3:33 PM

Have you cleared your cache as a host user?

Feb 28, 2013 at 1:19 PM
I have, using v7.0.3

Any suggestions?
Jun 10, 2014 at 10:35 PM

Have any of you resolved this issue? I have got same error. Thanks for sharing.