diff --git a/Classes/Service/DestinationDataImportService.php b/Classes/Service/DestinationDataImportService.php
index eac3cce..ab03314 100644
--- a/Classes/Service/DestinationDataImportService.php
+++ b/Classes/Service/DestinationDataImportService.php
@@ -312,7 +312,7 @@ class DestinationDataImportService
             $this->tmpCurrentEvent->setTitle(substr($event['title'], 0, 254));
 
             // Set Highlight (Is only set in rest if true)
-            if ($event['highlight']) {
+            if (isset($event['highlight']) && $event['highlight']) {
                 $this->tmpCurrentEvent->setHighlight($event['highlight']);
             }
 
@@ -599,6 +599,10 @@ class DestinationDataImportService
     private function setTexts(array $texts): void
     {
         foreach ($texts as $text) {
+            if (isset($text['value']) === false) {
+                continue;
+            }
+
             if ($text['rel'] == "details" && $text['type'] == "text/plain") {
                 $this->tmpCurrentEvent->setDetails(str_replace('\n\n', '\n', $text['value']));
             }
@@ -702,7 +706,7 @@ class DestinationDataImportService
                             $file->getUid(),
                             [
                                 'title' => $media_object['value'],
-                                'description' => $media_object['description'],
+                                'description' => $media_object['description'] ?? '',
                                 'alternative' => 'DD Import'
                             ]
                         );
diff --git a/ext_localconf.php b/ext_localconf.php
index 06e7ea3..bd81f08 100644
--- a/ext_localconf.php
+++ b/ext_localconf.php
@@ -30,7 +30,10 @@ call_user_func(function () {
         [\Wrm\Events\Controller\EventController::class => 'list']
     );
 
-    if (!is_array($GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['events_category'])) {
+    if (
+        isset($GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['events_category']) === false
+        || is_array($GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['events_category']) === false
+    ) {
         $GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['events_category'] = [];
     }