diff --git a/Services/server/src/controllers/storageController.ts b/Services/server/src/controllers/storageController.ts
index 7aa1aea..0c94d90 100644
--- a/Services/server/src/controllers/storageController.ts
+++ b/Services/server/src/controllers/storageController.ts
@@ -168,6 +168,7 @@ async function listFile(path: string[]) {
 }
 
 async function checkPathExist(bucket: string, path: string) {
+  if (path.split("/").filter(Boolean).length === 0) return true; // root does not contain any mark
   return await checkFileExist(bucket, `${path}/.keep`);
 }