`<br />
<b>Fatal error</b>:  Uncaught Error: Call to undefined function wp() in /home/tplus0220/instatry.jp/public_html/wp-blog-header.php:16
Stack trace:
#0 /home/tplus0220/instatry.jp/public_html/index.php(41): require()
#1 {main}
  thrown in <b>/home/tplus0220/instatry.jp/public_html/wp-blog-header.php</b> on line <b>16</b><br />