Deprecated function: Drupal\Core\Database\StatementWrapper::fetchObject(): Implicitly marking parameter $class_name as nullable is deprecated, the explicit nullable type must be used instead in include() (line 571 of /homepages/32/d975702501/htdocs/drupal9/vendor/composer/ClassLoader.php).
include('/homepages/32/d975702501/htdocs/drupal9/core/includes/bootstrap.inc') (Line: 571)
Composer\Autoload\includeFile('/homepages/32/d975702501/htdocs/drupal9/vendor/composer/../../core/lib/Drupal/Core/Database/StatementWrapper.php') (Line: 428)
Composer\Autoload\ClassLoader->loadClass('Drupal\Core\Database\StatementWrapper') (Line: 628)
Drupal\Core\Database\Connection->prepareStatement('SELECT "cid", "data", "created", "expire", "serialized", "tags", "checksum" FROM "cache_container" WHERE "cid" IN ( :cids__0 ) ORDER BY "cid"', Array) (Line: 932)
Drupal\Core\Database\Connection->query('SELECT [cid], [data], [created], [expire], [serialized], [tags], [checksum] FROM {cache_container} WHERE [cid] IN ( :cids__0 ) ORDER BY [cid]', Array) (Line: 113)
Drupal\Core\Cache\DatabaseBackend->getMultiple(Array, ) (Line: 92)
Drupal\Core\Cache\DatabaseBackend->get('service_container:prod:9.4.3::Linux:a:1:{i:0;s:66:"/homepages/32/d975702501/htdocs/drupal9/sites/default/services.yml";}') (Line: 550)
Drupal\Core\DrupalKernel->getCachedContainerDefinition() (Line: 895)
Drupal\Core\DrupalKernel->initializeContainer() (Line: 472)
Drupal\Core\DrupalKernel->boot() (Line: 708)
Drupal\Core\DrupalKernel->handle(Object) (Line: 19)
Deprecated function: Drupal\Core\Database\StatementWrapper::fetchObject(): Implicitly marking parameter $constructor_arguments as nullable is deprecated, the explicit nullable type must be used instead in include() (line 571 of /homepages/32/d975702501/htdocs/drupal9/vendor/composer/ClassLoader.php).
include('/homepages/32/d975702501/htdocs/drupal9/core/includes/bootstrap.inc') (Line: 571)
Composer\Autoload\includeFile('/homepages/32/d975702501/htdocs/drupal9/vendor/composer/../../core/lib/Drupal/Core/Database/StatementWrapper.php') (Line: 428)
Composer\Autoload\ClassLoader->loadClass('Drupal\Core\Database\StatementWrapper') (Line: 628)
Drupal\Core\Database\Connection->prepareStatement('SELECT "cid", "data", "created", "expire", "serialized", "tags", "checksum" FROM "cache_container" WHERE "cid" IN ( :cids__0 ) ORDER BY "cid"', Array) (Line: 932)
Drupal\Core\Database\Connection->query('SELECT [cid], [data], [created], [expire], [serialized], [tags], [checksum] FROM {cache_container} WHERE [cid] IN ( :cids__0 ) ORDER BY [cid]', Array) (Line: 113)
Drupal\Core\Cache\DatabaseBackend->getMultiple(Array, ) (Line: 92)
Drupal\Core\Cache\DatabaseBackend->get('service_container:prod:9.4.3::Linux:a:1:{i:0;s:66:"/homepages/32/d975702501/htdocs/drupal9/sites/default/services.yml";}') (Line: 550)
Drupal\Core\DrupalKernel->getCachedContainerDefinition() (Line: 895)
Drupal\Core\DrupalKernel->initializeContainer() (Line: 472)
Drupal\Core\DrupalKernel->boot() (Line: 708)
Drupal\Core\DrupalKernel->handle(Object) (Line: 19)
Deprecated function: Creation of dynamic property Drupal\Core\DrupalKernel::$_serviceId is deprecated in Drupal\Core\DependencyInjection\Container->set() (line 20 of /homepages/32/d975702501/htdocs/drupal9/core/lib/Drupal/Core/DependencyInjection/Container.php).
Deprecated function: Creation of dynamic property Composer\Autoload\ClassLoader::$_serviceId is deprecated in Drupal\Core\DependencyInjection\Container->set() (line 20 of /homepages/32/d975702501/htdocs/drupal9/core/lib/Drupal/Core/DependencyInjection/Container.php).
Deprecated function: Creation of dynamic property Drupal\Core\Http\RequestStack::$_serviceId is deprecated in Drupal\Component\DependencyInjection\Container->createService() (line 288 of /homepages/32/d975702501/htdocs/drupal9/core/lib/Drupal/Component/DependencyInjection/Container.php).
PDA in its unique position as Meter Administrator for 32 London Boroughs were privileged to present “London’s Unmetered Landscape” at the LoLEG (London Lighting Engineers Group) Conference on 5th July 2019. The conference was held at Chelsea FC Stamford Bridge stadium. The presentation described the changes in “White Light” over the last 5 years and was well received by delegates from both London Boroughs Street Lighting teams and a number of Lighting Manufacturers. If you would like to see a copy of the presentation then please contact us.