[29-Jun-2026 22:44:42 UTC] PHP Fatal error:  Uncaught Error: Class "Illuminate\Support\Collection" not found in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/ExcelCollection.php:16
Stack trace:
#0 {main}
  thrown in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/ExcelCollection.php on line 16
[29-Jun-2026 22:46:44 UTC] PHP Fatal error:  Uncaught Error: Class "Maatwebsite\Excel\Collections\ExcelCollection" not found in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/SheetCollection.php:14
Stack trace:
#0 {main}
  thrown in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/SheetCollection.php on line 14
[29-Jun-2026 22:47:30 UTC] PHP Fatal error:  Uncaught Error: Class "Maatwebsite\Excel\Collections\ExcelCollection" not found in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/CellCollection.php:14
Stack trace:
#0 {main}
  thrown in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/CellCollection.php on line 14
[29-Jun-2026 22:54:28 UTC] PHP Fatal error:  Uncaught Error: Class "Maatwebsite\Excel\Collections\ExcelCollection" not found in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/RowCollection.php:14
Stack trace:
#0 {main}
  thrown in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/RowCollection.php on line 14
[01-Jul-2026 00:30:30 UTC] PHP Fatal error:  Uncaught Error: Class "Illuminate\Support\Collection" not found in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/ExcelCollection.php:16
Stack trace:
#0 {main}
  thrown in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/ExcelCollection.php on line 16
[01-Jul-2026 00:31:16 UTC] PHP Fatal error:  Uncaught Error: Class "Maatwebsite\Excel\Collections\ExcelCollection" not found in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/RowCollection.php:14
Stack trace:
#0 {main}
  thrown in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/RowCollection.php on line 14
[01-Jul-2026 00:33:15 UTC] PHP Fatal error:  Uncaught Error: Class "Maatwebsite\Excel\Collections\ExcelCollection" not found in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/SheetCollection.php:14
Stack trace:
#0 {main}
  thrown in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/SheetCollection.php on line 14
[01-Jul-2026 00:37:28 UTC] PHP Fatal error:  Uncaught Error: Class "Maatwebsite\Excel\Collections\ExcelCollection" not found in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/CellCollection.php:14
Stack trace:
#0 {main}
  thrown in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/CellCollection.php on line 14
[05-Jul-2026 11:30:05 UTC] PHP Fatal error:  Uncaught Error: Class "Maatwebsite\Excel\Collections\ExcelCollection" not found in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/RowCollection.php:14
Stack trace:
#0 {main}
  thrown in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/RowCollection.php on line 14
[05-Jul-2026 11:32:42 UTC] PHP Fatal error:  Uncaught Error: Class "Maatwebsite\Excel\Collections\ExcelCollection" not found in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/SheetCollection.php:14
Stack trace:
#0 {main}
  thrown in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/SheetCollection.php on line 14
[05-Jul-2026 11:32:45 UTC] PHP Fatal error:  Uncaught Error: Class "Maatwebsite\Excel\Collections\ExcelCollection" not found in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/CellCollection.php:14
Stack trace:
#0 {main}
  thrown in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/CellCollection.php on line 14
[05-Jul-2026 11:32:53 UTC] PHP Fatal error:  Uncaught Error: Class "Illuminate\Support\Collection" not found in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/ExcelCollection.php:16
Stack trace:
#0 {main}
  thrown in /home/tracerstudy/public_html/tracerstudy.unmuhjember.ac.id/vendor/maatwebsite/excel/src/Maatwebsite/Excel/Collections/ExcelCollection.php on line 16
