CRITICAL - 2026-03-26 04:13:57 --> CodeIgniter\HTTP\Exceptions\BadRequestException: The URI you submitted has disallowed characters: "@fs" [Method: GET, Route: @fs/etc/passwd] in SYSTEMPATH/Router/Router.php on line 768. 1 SYSTEMPATH/Router/Router.php(219): CodeIgniter\Router\Router->checkDisallowedChars('@fs/etc/passwd') 2 SYSTEMPATH/CodeIgniter.php(829): CodeIgniter\Router\Router->handle('@fs/etc/passwd') 3 SYSTEMPATH/CodeIgniter.php(441): CodeIgniter\CodeIgniter->tryToRouteIt(Object(CodeIgniter\Router\RouteCollection)) 4 SYSTEMPATH/CodeIgniter.php(340): CodeIgniter\CodeIgniter->handleRequest(null, Object(Config\Cache), false) 5 SYSTEMPATH/Boot.php(417): CodeIgniter\CodeIgniter->run() 6 SYSTEMPATH/Boot.php(68): CodeIgniter\Boot::runCodeIgniter(Object(CodeIgniter\CodeIgniter)) 7 FCPATH/index.php(38): CodeIgniter\Boot::bootWeb(Object(Config\Paths)) CRITICAL - 2026-03-26 04:13:57 --> CodeIgniter\HTTP\Exceptions\BadRequestException: The URI you submitted has disallowed characters: "@fs" [Method: GET, Route: @fs/etc/passwd] in SYSTEMPATH/Router/Router.php on line 768. 1 SYSTEMPATH/Router/Router.php(219): CodeIgniter\Router\Router->checkDisallowedChars('@fs/etc/passwd') 2 SYSTEMPATH/CodeIgniter.php(829): CodeIgniter\Router\Router->handle('@fs/etc/passwd') 3 SYSTEMPATH/CodeIgniter.php(441): CodeIgniter\CodeIgniter->tryToRouteIt(Object(CodeIgniter\Router\RouteCollection)) 4 SYSTEMPATH/CodeIgniter.php(340): CodeIgniter\CodeIgniter->handleRequest(null, Object(Config\Cache), false) 5 SYSTEMPATH/Boot.php(417): CodeIgniter\CodeIgniter->run() 6 SYSTEMPATH/Boot.php(68): CodeIgniter\Boot::runCodeIgniter(Object(CodeIgniter\CodeIgniter)) 7 FCPATH/index.php(38): CodeIgniter\Boot::bootWeb(Object(Config\Paths)) CRITICAL - 2026-03-26 05:03:54 --> Error: Call to undefined method CodeIgniter\Database\MySQLi\Builder::whereNotNull() [Method: POST, Route: admin/documents] in APPPATH/Models/CitationModel.php on line 24. 1 APPPATH/Controllers/Admin/DocumentController.php(115): App\Models\CitationModel->createFromDocument(1) 2 SYSTEMPATH/CodeIgniter.php(951): App\Controllers\Admin\DocumentController->store() 3 SYSTEMPATH/CodeIgniter.php(497): CodeIgniter\CodeIgniter->runController(Object(App\Controllers\Admin\DocumentController)) 4 SYSTEMPATH/CodeIgniter.php(340): CodeIgniter\CodeIgniter->handleRequest(null, Object(Config\Cache), false) 5 SYSTEMPATH/Boot.php(417): CodeIgniter\CodeIgniter->run() 6 SYSTEMPATH/Boot.php(68): CodeIgniter\Boot::runCodeIgniter(Object(CodeIgniter\CodeIgniter)) 7 FCPATH/index.php(38): CodeIgniter\Boot::bootWeb(Object(Config\Paths)) CRITICAL - 2026-03-26 05:26:59 --> Error: Call to undefined method CodeIgniter\Database\MySQLi\Builder::whereNotNull() [Method: POST, Route: admin/documents] in APPPATH/Models/CitationModel.php on line 24. 1 APPPATH/Controllers/Admin/DocumentController.php(115): App\Models\CitationModel->createFromDocument(2) 2 SYSTEMPATH/CodeIgniter.php(951): App\Controllers\Admin\DocumentController->store() 3 SYSTEMPATH/CodeIgniter.php(497): CodeIgniter\CodeIgniter->runController(Object(App\Controllers\Admin\DocumentController)) 4 SYSTEMPATH/CodeIgniter.php(340): CodeIgniter\CodeIgniter->handleRequest(null, Object(Config\Cache), false) 5 SYSTEMPATH/Boot.php(417): CodeIgniter\CodeIgniter->run() 6 SYSTEMPATH/Boot.php(68): CodeIgniter\Boot::runCodeIgniter(Object(CodeIgniter\CodeIgniter)) 7 FCPATH/index.php(38): CodeIgniter\Boot::bootWeb(Object(Config\Paths)) CRITICAL - 2026-03-26 05:40:17 --> Error: Call to undefined method CodeIgniter\Database\MySQLi\Builder::whereNotNull() [Method: POST, Route: admin/documents] in APPPATH/Models/CitationModel.php on line 24. 1 APPPATH/Controllers/Admin/DocumentController.php(115): App\Models\CitationModel->createFromDocument(3) 2 SYSTEMPATH/CodeIgniter.php(951): App\Controllers\Admin\DocumentController->store() 3 SYSTEMPATH/CodeIgniter.php(497): CodeIgniter\CodeIgniter->runController(Object(App\Controllers\Admin\DocumentController)) 4 SYSTEMPATH/CodeIgniter.php(340): CodeIgniter\CodeIgniter->handleRequest(null, Object(Config\Cache), false) 5 SYSTEMPATH/Boot.php(417): CodeIgniter\CodeIgniter->run() 6 SYSTEMPATH/Boot.php(68): CodeIgniter\Boot::runCodeIgniter(Object(CodeIgniter\CodeIgniter)) 7 FCPATH/index.php(38): CodeIgniter\Boot::bootWeb(Object(Config\Paths)) CRITICAL - 2026-03-26 08:22:27 --> Error: Call to undefined method CodeIgniter\Database\MySQLi\Builder::whereNotNull() [Method: POST, Route: admin/documents/5/approve] in APPPATH/Models/CitationModel.php on line 24. 1 APPPATH/Controllers/Admin/DocumentController.php(198): App\Models\CitationModel->createFromDocument(5) 2 SYSTEMPATH/CodeIgniter.php(951): App\Controllers\Admin\DocumentController->approve(5) 3 SYSTEMPATH/CodeIgniter.php(497): CodeIgniter\CodeIgniter->runController(Object(App\Controllers\Admin\DocumentController)) 4 SYSTEMPATH/CodeIgniter.php(340): CodeIgniter\CodeIgniter->handleRequest(null, Object(Config\Cache), false) 5 SYSTEMPATH/Boot.php(417): CodeIgniter\CodeIgniter->run() 6 SYSTEMPATH/Boot.php(68): CodeIgniter\Boot::runCodeIgniter(Object(CodeIgniter\CodeIgniter)) 7 FCPATH/index.php(38): CodeIgniter\Boot::bootWeb(Object(Config\Paths)) CRITICAL - 2026-03-26 09:03:17 --> Error: Call to undefined method CodeIgniter\Database\MySQLi\Builder::whereNotNull() [Method: POST, Route: admin/documents/7/approve] in APPPATH/Models/CitationModel.php on line 24. 1 APPPATH/Controllers/Admin/DocumentController.php(198): App\Models\CitationModel->createFromDocument(7) 2 SYSTEMPATH/CodeIgniter.php(951): App\Controllers\Admin\DocumentController->approve(7) 3 SYSTEMPATH/CodeIgniter.php(497): CodeIgniter\CodeIgniter->runController(Object(App\Controllers\Admin\DocumentController)) 4 SYSTEMPATH/CodeIgniter.php(340): CodeIgniter\CodeIgniter->handleRequest(null, Object(Config\Cache), false) 5 SYSTEMPATH/Boot.php(417): CodeIgniter\CodeIgniter->run() 6 SYSTEMPATH/Boot.php(68): CodeIgniter\Boot::runCodeIgniter(Object(CodeIgniter\CodeIgniter)) 7 FCPATH/index.php(38): CodeIgniter\Boot::bootWeb(Object(Config\Paths))