이미 비슷한 증상으로 2회나 추락한 사고사례가 있었다
EC Helicopterの慢性的な問題点
<iframe frameborder="0" src="//www.youtube.com/embed/zPX7NJe1Mog" width="640" height="360" class="note-video-clip"></iframe>
もう似ている症状で 2回も墜落した事故事例があった
Severity: Warning
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Filename: Session/Session_driver.php
Line Number: 188
Severity: Warning
Message: session_write_close(): Failed to write session data using user defined save handler. (session.save_path: )
Filename: _board/view.php
Line Number: 111