Hello! the problem with posts in the blog entry while looking for the key there is no key on this blog module, while disabling the app storonie, the template default set did not help, the blog post when you go unread content next to the title of the post

1.Post Blog

 

2. Unread Content

 

Your language pack is missing a few things - are you using the default installed pack, or did you download one and install that?

Screenshots on standard language pack English) 

This was reported as a bug and will be resolved in an upcoming release.