1 files changed, 1 insertions, 1 deletions

diff --git a/lib/Controller/ScanController.php b/lib/Controller/ScanController.php
index 54dee32..bd59fcc 100644
--- a/lib/Controller/ScanController.php
+++ b/lib/Controller/ScanController.php
@@ -304,7 +304,7 @@ class ScanController extends OCSController
             $rows[] = $row;
         }
         $result->closeCursor();
-        if (is_array($rows)) {
+        if (isset($rows) && is_array($rows)) {
             return array_pop($rows);
         } else {
             $this->logger->debug('getLastActivity: No activity found.', array('app' => Application::APP_ID));