テンプレートエラー
<pre>
object(WP_Post)#8553 (24) {
  ["ID"]=>
  int(499)
  ["post_author"]=>
  string(1) "3"
  ["post_date"]=>
  string(19) "2021-09-24 13:20:30"
  ["post_date_gmt"]=>
  string(19) "2021-09-24 04:20:30"
  ["post_content"]=>
  string(0) ""
  ["post_title"]=>
  string(9) "slider2sp"
  ["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(9) "slider2sp"
  ["to_ping"]=>
  string(0) ""
  ["pinged"]=>
  string(0) ""
  ["post_modified"]=>
  string(19) "2021-09-24 13:20:30"
  ["post_modified_gmt"]=>
  string(19) "2021-09-24 04:20:30"
  ["post_content_filtered"]=>
  string(0) ""
  ["post_parent"]=>
  int(0)
  ["guid"]=>
  string(70) "https://xn--t8ju42gd2gxpf.com/wp-content/uploads/2021/09/slider2sp.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>