diff --git a/app/routes/private_routes.js b/app/routes/private_routes.js
index 6789228..75b77e5 100644
--- a/app/routes/private_routes.js
+++ b/app/routes/private_routes.js
@@ -48,7 +48,9 @@ router.post("/upload", async (req, res) => {
     } else {
         const uploadedFile = req.files.file;
 
-        db.close();
+        if (db) {
+            db.close();
+        }
         fs.copyFile(uploadedFile.tempFilePath, db_conf.path, (error) => {
             if (error) {
                 logger.error(error);