[17-Jun-2026 05:18:05 UTC] PHP Fatal error:  Array and string offset access syntax with curly braces is no longer supported in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/phpoffice/phpexcel/Classes/PHPExcel/Shared/String.php on line 529
[25-Jun-2026 11:12:37 UTC] PHP Fatal error:  Array and string offset access syntax with curly braces is no longer supported in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/phpoffice/phpexcel/Classes/PHPExcel/Shared/String.php on line 529
