diff --git a/lib/Album/AlbumMapper.php b/lib/Album/AlbumMapper.php
index 8cb7b6bbb..66360a114 100644
--- a/lib/Album/AlbumMapper.php
+++ b/lib/Album/AlbumMapper.php
@@ -467,7 +467,7 @@ public function getAlbumsForCollaboratorIdAndFileId(string $collaboratorId, int
 			->leftJoin("a", "photos_albums_files", "p", $query->expr()->eq("a.album_id", "p.album_id"))
 			->where($query->expr()->eq('collaborator_id', $query->createNamedParameter($collaboratorId)))
 			->andWhere($query->expr()->eq('collaborator_type', $query->createNamedParameter($collaboratorType, IQueryBuilder::PARAM_INT)))
-			->andWhere($query->expr()->eq('file_id', $query->createNamedParameter($fileId)))
+			->andWhere($query->expr()->eq('file_id', $query->createNamedParameter($fileId, IQueryBuilder::PARAM_INT)))
 			->groupBy('a.album_id')
 			->executeQuery()
 			->fetchAll();
diff --git a/lib/Controller/PreviewController.php b/lib/Controller/PreviewController.php
index d84ea8797..2ad4e91ad 100644
--- a/lib/Controller/PreviewController.php
+++ b/lib/Controller/PreviewController.php
@@ -101,7 +101,7 @@ public function index(
 
 		if (\count($nodes) === 0) {
 			$receivedAlbums = $this->albumMapper->getAlbumsForCollaboratorIdAndFileId($user->getUID(), AlbumMapper::TYPE_USER, $fileId);
-			$receivedAlbums = array_udiff($checkedAlbums, $receivedAlbums, fn ($a, $b) => strcmp($a->getId(), $b->getId()));
+			$receivedAlbums = array_udiff($receivedAlbums, $checkedAlbums, fn ($a, $b) => strcmp($a->getId(), $b->getId()));
 			$nodes = $this->getFileIdForAlbums($fileId, $receivedAlbums);
 			$checkedAlbums = array_merge($checkedAlbums, $receivedAlbums);
 		}
@@ -110,7 +110,7 @@ public function index(
 			$userGroups = $this->groupManager->getUserGroupIds($user);
 			foreach ($userGroups as $groupId) {
 				$albumsForGroup = $this->albumMapper->getAlbumsForCollaboratorIdAndFileId($groupId, AlbumMapper::TYPE_GROUP, $fileId);
-				$albumsForGroup = array_udiff($checkedAlbums, $albumsForGroup, fn ($a, $b) => strcmp($a->getId(), $b->getId()));
+				$albumsForGroup = array_udiff($albumsForGroup, $checkedAlbums, fn ($a, $b) => strcmp($a->getId(), $b->getId()));
 				$nodes = $this->getFileIdForAlbums($fileId, $albumsForGroup);
 				$checkedAlbums = array_merge($checkedAlbums, $receivedAlbums);
 				if (\count($nodes) !== 0) {