a:6:{s:5:"%type";s:6:"Notice";s:8:"@message";O:25:"Drupal\Core\Render\Markup":1:{s:9:"*string";s:26:"Undefined variable: fields";}s:9:"%function";s:31:"restrict_delete_get_used_nids()";s:5:"%file";s:81:"/var/www/html/dr8/muso6/web/modules/custom/restrict_delete/restrict_delete.module";s:5:"%line";i:53;s:17:"@backtrace_string";s:4301:"#0 /var/www/html/dr8/muso6/web/core/includes/bootstrap.inc(600): _drupal_error_handler_real(8, 'Undefined varia...', '/var/www/html/d...', 53, Array)
#1 /var/www/html/dr8/muso6/web/modules/custom/restrict_delete/restrict_delete.module(53): _drupal_error_handler(8, 'Undefined varia...', '/var/www/html/d...', 53, Array)
#2 /var/www/html/dr8/muso6/web/modules/custom/restrict_delete/restrict_delete.module(72): restrict_delete_get_used_nids()
#3 /var/www/html/dr8/muso6/web/core/lib/Drupal/Core/Extension/ModuleHandler.php(539): restrict_delete_form_node_form_alter(Array, Object(Drupal\Core\Form\FormState), 'node_project4_e...')
#4 /var/www/html/dr8/muso6/web/core/lib/Drupal/Core/Form/FormBuilder.php(838): Drupal\Core\Extension\ModuleHandler->alter('form', Array, Object(Drupal\Core\Form\FormState), 'node_project4_e...')
#5 /var/www/html/dr8/muso6/web/core/lib/Drupal/Core/Form/FormBuilder.php(279): Drupal\Core\Form\FormBuilder->prepareForm('node_project4_e...', Array, Object(Drupal\Core\Form\FormState))
#6 /var/www/html/dr8/muso6/web/core/lib/Drupal/Core/Controller/FormController.php(91): Drupal\Core\Form\FormBuilder->buildForm(Object(Drupal\node\NodeForm), Object(Drupal\Core\Form\FormState))
#7 [internal function]: Drupal\Core\Controller\FormController->getContentResult(Object(Symfony\Component\HttpFoundation\Request), Object(Drupal\Core\Routing\RouteMatch))
#8 /var/www/html/dr8/muso6/web/core/lib/Drupal/Core/EventSubscriber/EarlyRenderingControllerWrapperSubscriber.php(123): call_user_func_array(Array, Array)
#9 /var/www/html/dr8/muso6/web/core/lib/Drupal/Core/Render/Renderer.php(573): Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}()
#10 /var/www/html/dr8/muso6/web/core/lib/Drupal/Core/EventSubscriber/EarlyRenderingControllerWrapperSubscriber.php(124): Drupal\Core\Render\Renderer->executeInRenderContext(Object(Drupal\Core\Render\RenderContext), Object(Closure))
#11 /var/www/html/dr8/muso6/web/core/lib/Drupal/Core/EventSubscriber/EarlyRenderingControllerWrapperSubscriber.php(97): Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->wrapControllerExecutionInRenderContext(Array, Array)
#12 /var/www/html/dr8/muso6/vendor/symfony/http-kernel/HttpKernel.php(151): Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}()
#13 /var/www/html/dr8/muso6/vendor/symfony/http-kernel/HttpKernel.php(68): Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object(Symfony\Component\HttpFoundation\Request), 1)
#14 /var/www/html/dr8/muso6/web/core/lib/Drupal/Core/StackMiddleware/Session.php(57): Symfony\Component\HttpKernel\HttpKernel->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#15 /var/www/html/dr8/muso6/web/core/lib/Drupal/Core/StackMiddleware/KernelPreHandle.php(47): Drupal\Core\StackMiddleware\Session->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#16 /var/www/html/dr8/muso6/web/core/modules/page_cache/src/StackMiddleware/PageCache.php(106): Drupal\Core\StackMiddleware\KernelPreHandle->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#17 /var/www/html/dr8/muso6/web/core/modules/page_cache/src/StackMiddleware/PageCache.php(85): Drupal\page_cache\StackMiddleware\PageCache->pass(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#18 /var/www/html/dr8/muso6/web/core/lib/Drupal/Core/StackMiddleware/ReverseProxyMiddleware.php(47): Drupal\page_cache\StackMiddleware\PageCache->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#19 /var/www/html/dr8/muso6/web/core/lib/Drupal/Core/StackMiddleware/NegotiationMiddleware.php(52): Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#20 /var/www/html/dr8/muso6/vendor/stack/builder/src/Stack/StackedHttpKernel.php(23): Drupal\Core\StackMiddleware\NegotiationMiddleware->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#21 /var/www/html/dr8/muso6/web/core/lib/Drupal/Core/DrupalKernel.php(708): Stack\StackedHttpKernel->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#22 /var/www/html/dr8/muso6/web/index.php(19): Drupal\Core\DrupalKernel->handle(Object(Symfony\Component\HttpFoundation\Request))
#23 {main}";}