Fatal error: Uncaught Exception: Failed to map the file "/home/ijasckpf/ijerat.com/classes/observers/listeners/error_log" to a full qualified class name in /home/ijasckpf/ijerat.com/lib/pkp/classes/core/Core.php:511 Stack trace: #0 /home/ijasckpf/ijerat.com/lib/pkp/classes/core/EventServiceProvider.php(64): PKP\core\Core::classFromFile() #1 /home/ijasckpf/ijerat.com/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Foundation/Events/DiscoverEvents.php(57): Illuminate\Foundation\Events\DiscoverEvents@anonymous::classFromFile() #2 /home/ijasckpf/ijerat.com/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Foundation/Events/DiscoverEvents.php(25): Illuminate\Foundation\Events\DiscoverEvents::getListenerEvents() #3 /home/ijasckpf/ijerat.com/lib/pkp/classes/core/EventServiceProvider.php(75): Illuminate\Foundation\Events\DiscoverEvents::within() #4 /home/ijasckpf/ijerat.com/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Collections/Traits/EnumeratesValues.php(734): PKP\core\EventServiceProvider->PKP\core\{closure}() #5 /home/ijasckpf/ijerat.com/lib/pkp/classes/core/EventServiceProvider.php(77): Illuminate\Support\Collection->reduce() #6 /home/ijasckpf/ijerat.com/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Foundation/Support/Providers/EventServiceProvider.php(105): PKP\core\EventServiceProvider->discoverEvents() #7 /home/ijasckpf/ijerat.com/lib/pkp/classes/core/EventServiceProvider.php(36): Illuminate\Foundation\Support\Providers\EventServiceProvider->discoveredEvents() #8 /home/ijasckpf/ijerat.com/lib/pkp/lib/vendor/elcobvg/laravel-opcache/src/Repository.php(25): PKP\core\EventServiceProvider->PKP\core\{closure}() #9 /home/ijasckpf/ijerat.com/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Cache/CacheManager.php(419): ElcoBvg\Opcache\Repository->remember() #10 /home/ijasckpf/ijerat.com/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(338): Illuminate\Cache\CacheManager->__call() #11 /home/ijasckpf/ijerat.com/lib/pkp/classes/core/EventServiceProvider.php(36): Illuminate\Support\Facades\Facade::__callStatic() #12 /home/ijasckpf/ijerat.com/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Foundation/Support/Providers/EventServiceProvider.php(40): PKP\core\EventServiceProvider->getEvents() #13 /home/ijasckpf/ijerat.com/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(36): Illuminate\Foundation\Support\Providers\EventServiceProvider->Illuminate\Foundation\Support\Providers\{closure}() #14 /home/ijasckpf/ijerat.com/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Container/Util.php(41): Illuminate\Container\BoundMethod::Illuminate\Container\{closure}() #15 /home/ijasckpf/ijerat.com/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(81): Illuminate\Container\Util::unwrapIfClosure() #16 /home/ijasckpf/ijerat.com/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(37): Illuminate\Container\BoundMethod::callBoundMethod() #17 /home/ijasckpf/ijerat.com/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Container/Container.php(661): Illuminate\Container\BoundMethod::call() #18 /home/ijasckpf/ijerat.com/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Support/ServiceProvider.php(103): Illuminate\Container\Container->call() #19 /home/ijasckpf/ijerat.com/lib/pkp/classes/core/PKPContainer.php(140): Illuminate\Support\ServiceProvider->callBootingCallbacks() #20 /home/ijasckpf/ijerat.com/lib/pkp/classes/core/PKPContainer.php(122): PKP\core\PKPContainer->register() #21 /home/ijasckpf/ijerat.com/lib/pkp/classes/core/PKPApplication.php(228): PKP\core\PKPContainer->registerConfiguredProviders() #22 /home/ijasckpf/ijerat.com/lib/pkp/classes/core/PKPApplication.php(200): PKP\core\PKPApplication->initializeLaravelContainer() #23 /home/ijasckpf/ijerat.com/classes/core/Application.php(50): PKP\core\PKPApplication->__construct() #24 /home/ijasckpf/ijerat.com/lib/pkp/includes/bootstrap.php(37): APP\core\Application->__construct() #25 /home/ijasckpf/ijerat.com/index.php(18): require_once('/home/ijasckpf/...') #26 {main} thrown in /home/ijasckpf/ijerat.com/lib/pkp/classes/core/Core.php on line 511