CodeIgniter Log Viewer

#0 /var/www/oshmis/vendor/codeigniter4/framework/system/View/View.php(214): include()
#1 /var/www/oshmis/vendor/codeigniter4/framework/system/View/View.php(217): CodeIgniter\View\View->CodeIgniter\View\{closure}()
#2 /var/www/oshmis/vendor/codeigniter4/framework/system/View/View.php(230): CodeIgniter\View\View->render()
#3 /var/www/oshmis/vendor/codeigniter4/framework/system/Common.php(1092): CodeIgniter\View\View->render()
#4 /var/www/oshmis/app/Controllers/Certification.php(727): view()
#5 /var/www/oshmis/vendor/codeigniter4/framework/system/CodeIgniter.php(802): App\Controllers\Certification->download_wkp_certificate()
#6 /var/www/oshmis/vendor/codeigniter4/framework/system/CodeIgniter.php(399): CodeIgniter\CodeIgniter->runController()
#7 /var/www/oshmis/vendor/codeigniter4/framework/system/CodeIgniter.php(317): CodeIgniter\CodeIgniter->handleRequest()
#8 /var/www/oshmis/public/index.php(45): CodeIgniter\CodeIgniter->run()
#9 {main}

Stack trace:
#0 [internal function]: CodeIgniter\Debug\Exceptions->errorHandler()
#1 /var/www/oshmis/vendor/codeigniter4/framework/system/Debug/Exceptions.php(123): header()
#2 [internal function]: CodeIgniter\Debug\Exceptions->exceptionHandler()
#3 {main}
thrown
#0 [internal function]: CodeIgniter\Debug\Exceptions->shutdownHandler()
#1 {main}

#0 [internal function]: CodeIgniter\Debug\Exceptions->errorHandler()
#1 /var/www/oshmis/vendor/seunmatt/codeigniter-log-viewer/src/CILogViewer.php(444): unlink()
#2 /var/www/oshmis/vendor/seunmatt/codeigniter-log-viewer/src/CILogViewer.php(111): CILogViewer\CILogViewer->deleteFiles()
#3 /var/www/oshmis/app/Controllers/LogViewerController.php(9): CILogViewer\CILogViewer->showLogs()
#4 /var/www/oshmis/vendor/codeigniter4/framework/system/CodeIgniter.php(802): App\Controllers\LogViewerController->index()
#5 /var/www/oshmis/vendor/codeigniter4/framework/system/CodeIgniter.php(399): CodeIgniter\CodeIgniter->runController()
#6 /var/www/oshmis/vendor/codeigniter4/framework/system/CodeIgniter.php(317): CodeIgniter\CodeIgniter->handleRequest()
#7 /var/www/oshmis/public/index.php(45): CodeIgniter\CodeIgniter->run()
#8 {main}