string(111) "SQLSTATE[HY000] [2005] Unknown MySQL server host 'database-3.czegh2kjpmmt.ap-northeast-1.rds.amazonaws.com' (2)"
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<b>Notice</b>:  Undefined variable: db in <b>/home/toramato/jitenon.jp/public_html/kokugo/word/word_page.php</b> on line <b>12</b><br />
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<b>Fatal error</b>:  Uncaught Error: Call to a member function query() on null in /home/toramato/jitenon.jp/public_html/kokugo/word/word_page.php:12
Stack trace:
#0 {main}
  thrown in <b>/home/toramato/jitenon.jp/public_html/kokugo/word/word_page.php</b> on line <b>12</b><br />