テンプレートエラー
<pre>
object(WP_Post)#8813 (24) {
  ["ID"]=>
  int(269)
  ["post_author"]=>
  string(1) "1"
  ["post_date"]=>
  string(19) "2021-10-28 12:00:33"
  ["post_date_gmt"]=>
  string(19) "2021-10-28 03:00:33"
  ["post_content"]=>
  string(0) ""
  ["post_title"]=>
  string(20) "SERTA（サータ）"
  ["post_excerpt"]=>
  string(0) ""
  ["post_status"]=>
  string(7) "inherit"
  ["comment_status"]=>
  string(4) "open"
  ["ping_status"]=>
  string(6) "closed"
  ["post_password"]=>
  string(0) ""
  ["post_name"]=>
  string(50) "serta%ef%bc%88%e3%82%b5%e3%83%bc%e3%82%bf%ef%bc%89"
  ["to_ping"]=>
  string(0) ""
  ["pinged"]=>
  string(0) ""
  ["post_modified"]=>
  string(19) "2021-10-28 12:00:33"
  ["post_modified_gmt"]=>
  string(19) "2021-10-28 03:00:33"
  ["post_content_filtered"]=>
  string(0) ""
  ["post_parent"]=>
  int(198)
  ["guid"]=>
  string(88) "https://www.higakagu.com/wp-content/uploads/2021/09/a58e611e0a5c66141671e8496f425865.png"
  ["menu_order"]=>
  int(0)
  ["post_type"]=>
  string(10) "attachment"
  ["post_mime_type"]=>
  string(9) "image/png"
  ["comment_count"]=>
  string(1) "0"
  ["filter"]=>
  string(3) "raw"
}
</pre>