Error: Class "DeviceDetector\DeviceDetector" not found in Drupal\Component\DependencyInjection\Container->createService() (line 259 of core\lib\Drupal\Component\DependencyInjection\Container.php).
Drupal\Component\DependencyInjection\Container->createService(Array, 'counter.device_detector') (Line: 177)
Drupal\Component\DependencyInjection\Container->get('counter.device_detector', 1) (Line: 434)
Drupal\Component\DependencyInjection\Container->resolveServicesAndParameters(Array) (Line: 237)
Drupal\Component\DependencyInjection\Container->createService(Array, 'counter.counter_utility') (Line: 177)
Drupal\Component\DependencyInjection\Container->get('counter.counter_utility', 1) (Line: 434)
Drupal\Component\DependencyInjection\Container->resolveServicesAndParameters(Array) (Line: 237)
Drupal\Component\DependencyInjection\Container->createService(Array, 'counter.counter_event_subscriber') (Line: 177)
Drupal\Component\DependencyInjection\Container->get('counter.counter_event_subscriber') (Line: 136)
Drupal\Component\EventDispatcher\ContainerAwareEventDispatcher->dispatch(Object, 'kernel.request') (Line: 145)
Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object, 1) (Line: 81)
Symfony\Component\HttpKernel\HttpKernel->handle(Object, 1, 1) (Line: 58)
Drupal\Core\StackMiddleware\Session->handle(Object, 1, 1) (Line: 48)
Drupal\Core\StackMiddleware\KernelPreHandle->handle(Object, 1, 1) (Line: 106)
Drupal\page_cache\StackMiddleware\PageCache->pass(Object, 1, 1) (Line: 85)
Drupal\page_cache\StackMiddleware\PageCache->handle(Object, 1, 1) (Line: 50)
Drupal\ban\BanMiddleware->handle(Object, 1, 1) (Line: 48)
Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle(Object, 1, 1) (Line: 51)
Drupal\Core\StackMiddleware\NegotiationMiddleware->handle(Object, 1, 1) (Line: 23)
Stack\StackedHttpKernel->handle(Object, 1, 1) (Line: 713)
Drupal\Core\DrupalKernel->handle(Object) (Line: 19)