Fix initialisation of lastChunk

Signed-off-by: Côme Chilliet <come.chilliet@nextcloud.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/Scanner/ScannerBase.php b/lib/Scanner/ScannerBase.php
index f1620bc..455643a 100644
--- a/lib/Scanner/ScannerBase.php
+++ b/lib/Scanner/ScannerBase.php
@@ -50,7 +50,7 @@ abstract class ScannerBase implements IScanner {
 	protected AppConfig $appConfig;
 	protected LoggerInterface $logger;
 	protected StatusFactory $statusFactory;
-	protected string $lastChunk;
+	protected ?string $lastChunk = null;
 	protected bool $isLogUsed = false;
 	protected bool $isAborted = false;