Recent blog posts fail to load

[petetnt]

Reposting from adobe/brackets#13322 with bit more details:

The feed is interpreted as HTML for whatever reasons now at

brackets.io/index.html

Line 508 in 9375bf0

$.ajax({

, causing the Unexpected token error I think.

[marcelgerber]

The JSON feed is not valid, as it ends with a PHP error message:

<br />
<b>Warning</b>:  call_user_func_array() expects parameter 1 to be a valid callback, first array member is not a valid class name or object in <b>/home/wp_twqxv4/blog.brackets.io/wp-includes/class-wp-hook.php</b> on line <b>298</b><br />