Fixed uploading media in non-existing flex object (part 2)

system/src/Grav/Framework/Flex/FlexObject.php

@@ -618,6 +618,10 @@ class FlexObject implements FlexObjectInterface, FlexAuthorizeInterface
 
         $result = $storage->replaceRows([$storageKey => $this->prepareStorage()]);
 
+        if (method_exists($this, 'clearMediaCache')) {
+            $this->clearMediaCache();
+        }
+
         $value = reset($result);
         $meta = $value['__META'] ?? null;
         if ($meta) {

system/src/Grav/Framework/Flex/Traits/FlexMediaTrait.php

@@ -206,6 +206,10 @@ trait FlexMediaTrait
     {
         $updated = false;
         foreach ($this->getUpdatedMedia() as $filename => $upload) {
+            if (is_array($upload)) {
+                // Uses new format with [UploadedFileInterface, array].
+                $upload = $upload[0];
+            }
             if ($upload) {
                 $medium = MediumFactory::fromUploadedFile($upload);
                 if ($medium) {