Preconditions:

• Added new content folder

Steps to reproduce

1. Log in to back office.
2. Go to Content / Content structure.
3. Select folder content form preconditions.
4. Expand context menu for selected content.
5. Select an option 'Preview'.

Actual result:

An error 401 Unauthorized occurs while previewing content using context menu function.

Expected result:

Content can be previewed without an error 401 unauthorized.

Note:
The same issue occur when user user 'Preview' function from action menu at the top of the page.