Last modified: 2013-11-30 23:02:51 UTC
Steps to reproduce: 1.Click on the Edit button 2.Add a Heading to the page 3.Now add a sub-heading 1 4.Add a sub-heading 2 5.Click on "Save Page" Observed Result: The table of contents does not appear.Now if the user adds sub-heading 3, the table of contents show up.
This is MediaWiki native behaviour.