diff --git a/worker.cpp b/worker.cpp
index a12073a..7e900f5 100644
--- a/worker.cpp
+++ b/worker.cpp
@@ -855,6 +855,8 @@ bool Worker::updateFiles(quint8 percent) {
         Update *update = m_mainWindow->getUpdate();
         if (update) {
             return update->doUpdate(m_displayIndex, filesToDownload);
+        } else {
+            Utils::printCriticalErrorMsg("UPDATE NOT SET");
         }
     } else {
         Utils::printCriticalErrorMsg("NO FILES_TO_DOWNLOAD_TO_PSA_HW");