[FIX] Improve BE module controller error rendering

Improve error rendering when BE module controller are used outside of
the related pages scope. Without this change, using one of the post,
comment or subscriber controller actions will result in a non catched
exception.

Classes/Controller/AbstractBackendController.php

@@ -10,6 +10,7 @@
  */
 
 use FelixNagel\T3extblog\Utility\SiteConfigurationValidator;
+use TYPO3\CMS\Backend\Routing\RouteResult;
 use TYPO3\CMS\Backend\Template\ModuleTemplate;
 use TYPO3\CMS\Backend\Template\ModuleTemplateFactory;
 use FelixNagel\T3extblog\Domain\Repository\BlogSubscriberRepository;
@@ -210,7 +211,10 @@ protected function initializeAction(): void
 
         } catch (InvalidConfigurationException $exception) {
             // On pages with blog records we need to make sure we have a valid configuration so escalate!
-            if ($this->pageInfo['show'] === false) {
+            if ($this->pageInfo['show'] === false || (
+                ($routing = $this->request->getAttribute('routing')) instanceof RouteResult &&
+                $routing->getRoute()->getOption('controller') !== 'BackendDashboard'
+            )) {
                 $this->getLog()->exception($exception, [
                     'pid' => $this->pageId,
                     'context' => 'backend',