[03-Jul-2025 13:54:20 Asia/Jakarta] PHP Warning:  session_start(): Session cannot be started after headers have already been sent in /home/jbkzbmma/public_html/student/export_ke_excel/index.php on line 59
[03-Jul-2025 13:54:20 Asia/Jakarta] PHP Warning:  Undefined variable $_SESSION in /home/jbkzbmma/public_html/student/export_ke_excel/index.php on line 62
[03-Jul-2025 13:54:20 Asia/Jakarta] PHP Warning:  Trying to access array offset on value of type null in /home/jbkzbmma/public_html/student/export_ke_excel/index.php on line 62
[03-Jul-2025 06:58:26 UTC] PHP Warning:  Cannot modify header information - headers already sent by (output started at /home/jbkzbmma/public_html/student/export_ke_excel/export_excel.php:1) in /home/jbkzbmma/public_html/student/export_ke_excel/export_excel.php on line 31
[03-Jul-2025 06:58:26 UTC] PHP Warning:  Cannot modify header information - headers already sent by (output started at /home/jbkzbmma/public_html/student/export_ke_excel/export_excel.php:1) in /home/jbkzbmma/public_html/student/export_ke_excel/export_excel.php on line 32
[03-Jul-2025 13:58:26 Asia/Jakarta] PHP Warning:  session_start(): Session cannot be started after headers have already been sent in /home/jbkzbmma/public_html/student/export_ke_excel/export_excel.php on line 55
[03-Jul-2025 13:58:26 Asia/Jakarta] PHP Warning:  Undefined variable $_SESSION in /home/jbkzbmma/public_html/student/export_ke_excel/export_excel.php on line 56
[03-Jul-2025 13:58:26 Asia/Jakarta] PHP Warning:  Trying to access array offset on value of type null in /home/jbkzbmma/public_html/student/export_ke_excel/export_excel.php on line 56
[03-Jul-2025 14:00:40 Asia/Jakarta] PHP Warning:  session_start(): Session cannot be started after headers have already been sent in /home/jbkzbmma/public_html/student/export_ke_excel/index.php on line 59
[03-Jul-2025 14:00:40 Asia/Jakarta] PHP Warning:  Undefined variable $_SESSION in /home/jbkzbmma/public_html/student/export_ke_excel/index.php on line 62
[03-Jul-2025 14:00:40 Asia/Jakarta] PHP Warning:  Trying to access array offset on value of type null in /home/jbkzbmma/public_html/student/export_ke_excel/index.php on line 62
[03-Jul-2025 07:00:42 UTC] PHP Warning:  Cannot modify header information - headers already sent by (output started at /home/jbkzbmma/public_html/student/export_ke_excel/export_excel.php:1) in /home/jbkzbmma/public_html/student/export_ke_excel/export_excel.php on line 31
[03-Jul-2025 07:00:42 UTC] PHP Warning:  Cannot modify header information - headers already sent by (output started at /home/jbkzbmma/public_html/student/export_ke_excel/export_excel.php:1) in /home/jbkzbmma/public_html/student/export_ke_excel/export_excel.php on line 32
[03-Jul-2025 14:00:42 Asia/Jakarta] PHP Warning:  session_start(): Session cannot be started after headers have already been sent in /home/jbkzbmma/public_html/student/export_ke_excel/export_excel.php on line 55
[03-Jul-2025 14:00:42 Asia/Jakarta] PHP Warning:  Undefined variable $_SESSION in /home/jbkzbmma/public_html/student/export_ke_excel/export_excel.php on line 56
[03-Jul-2025 14:00:42 Asia/Jakarta] PHP Warning:  Trying to access array offset on value of type null in /home/jbkzbmma/public_html/student/export_ke_excel/export_excel.php on line 56
