Warning: Attempt to read property "value" on null in Drupal\sr_service\Plugin\rest\resource\PageRestResource->prepareSections() (line 387 of modules/custom/sr_service/src/Plugin/rest/resource/PageRestResource.php).

Drupal\sr_service\Plugin\rest\resource\PageRestResource->prepareSections(Array) (Line: 339)
Drupal\sr_service\Plugin\rest\resource\PageRestResource->prepareLayoutBuilder() (Line: 269)
Drupal\sr_service\Plugin\rest\resource\PageRestResource->get(Object) (Line: 615)
_sr_core_get_node_json('571') (Line: 69)
Drupal\sr_tag_manager\EventSubscriber\InitSubscriber->onInit(Object, 'kernel.request', Object)
call_user_func(Array, Object, 'kernel.request', Object) (Line: 142)
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: 191)
Drupal\page_cache\StackMiddleware\PageCache->fetch(Object, 1, 1) (Line: 128)
Drupal\page_cache\StackMiddleware\PageCache->lookup(Object, 1, 1) (Line: 82)
Drupal\page_cache\StackMiddleware\PageCache->handle(Object, 1, 1) (Line: 36)
Drupal\sr_core\StackMiddleware\XssClean->handle(Object, 1, 1) (Line: 36)
Drupal\sr_core\StackMiddleware\InitBugsnag->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: 718)
Drupal\Core\DrupalKernel->handle(Object) (Line: 19)