[TASK] Fix error when using filters

Classes/Controller/JoblistController.php

@@ -157,13 +157,13 @@ class JoblistController extends ActionController {
 	public function indexAction(array $filters = [], int $jobId = NULL, int $currentPageBrowserPage = 0
 	): ?\Psr\Http\Message\ResponseInterface {
 		if ($filters) {
-			$this->view->assign('selectedCountry', $filters['filterCountry']);
-			$this->view->assign('selectedCompany', $filters['filterCompany']);
-			$this->view->assign('selectedLocation', $filters['filterLocation']);
-			$this->view->assign('selectedDepartment', $filters['filterDepartment']);
-			$this->view->assign('selectedExperienceLevel', $filters['filterExperienceLevel']);
-			$this->view->assign('selectedFunction', $filters['filterFunction']);
-			$this->view->assign('selectedRemote', $filters['filterRemote']);
+			$this->view->assign('selectedCountry', $filters['filterCountry'] ?? '');
+			$this->view->assign('selectedCompany', $filters['filterCompany'] ?? '');
+			$this->view->assign('selectedLocation', $filters['filterLocation'] ?? '');
+			$this->view->assign('selectedDepartment', $filters['filterDepartment'] ?? '');
+			$this->view->assign('selectedExperienceLevel', $filters['filterExperienceLevel'] ?? '');
+			$this->view->assign('selectedFunction', $filters['filterFunction'] ?? '');
+			$this->view->assign('selectedRemote', $filters['filterRemote'] ?? '');
 		}
 
 		$storagePid = (int) $this->configurationManager->getConfiguration(
@@ -367,7 +367,7 @@ class JoblistController extends ActionController {
 	 * @throws NoSuchArgumentException
 	 * @throws \TYPO3\CMS\Extbase\Mvc\Exception\StopActionException
 	 */
-	protected function initializeApplyAction(): ?\Psr\Http\Message\ResponseInterface {
+	protected function initializeApplyAction() {
 		try {
 			$uniqueFolderName = $this->request->getArgument('folderName');
 		} catch (NoSuchArgumentException $exception) {
@@ -394,11 +394,6 @@ class JoblistController extends ActionController {
 			$typeConverter->setTargetUploadFileName($property);
 			$propertyMappingConfiguration->forProperty($property)->setTypeConverter($typeConverter);
 		}
-		if (version_compare(\TYPO3\CMS\Core\Utility\VersionNumberUtility::getCurrentTypo3Version(), '11.0.0', '<')) {
-			return NULL;
-		} else {
-			return $this->htmlResponse();
-		}
 	}
 
 	/**