Fix cancel

src/containers/MountItems/MountItems.js

@@ -51,7 +51,7 @@ class MountItems extends Component {
       };
       delete retryItems[storageType];
       this.setState({
-        DisplayRetry: Object.keys(retryItems) > 0,
+        DisplayRetry: Object.keys(retryItems).length > 0,
         RetryItems: retryItems,
       }, stateCallback);
     }