id	summary	reporter	owner	description	type	status	priority	milestone	component	version	severity	resolution	keywords	cc
18257	Fatal error: Cannot use object of type stdClass as array in /.../wp-includes/post.php on line 1202	jmaimarc		"It's checking against empty() in the second half of the if() statement which can only be strings, integers, floats, NULL, TRUE/FALSE, arrays or variables. 

The function get_post_type_labels() is passing a stdClass object into _get_custom_object_labels( $object, $nohier_vs_hier_defaults ).

$pt = get_post_type(); //returns string into $pt[[BR]]
$obj = get_post_type_object($pt); //returns object into $obj[[BR]]
$posttype = get_post_type_labels($obj); //returns ERROR[[BR]]
"	defect (bug)	closed	normal		Post Types		normal	duplicate	needs-patch