Handle file upload errors without response (#7490)

GitOrigin-RevId: 359870a45e501af85618dd4a33b7b1618e8902ac

services/web/frontend/js/features/file-tree/components/file-tree-create/modes/file-tree-upload-doc.js

@@ -106,7 +106,7 @@ export default function FileTreeUploadDoc() {
 
             default:
               console.error(error)
-              setError(response.body?.error || 'generic_something_went_wrong')
+              setError(response?.body?.error || 'generic_something_went_wrong')
               break
           }
         })