Add fix

sphinx/cmd/quickstart.py

@@ -223,7 +223,7 @@ def ask_user(d: Dict) -> None:
         print(__('sphinx-quickstart will not overwrite existing Sphinx projects.'))
         print()
         d['path'] = do_prompt(__('Please enter a new root path (or just Enter to exit)'),
-                              '', is_path)
+                              '', ok)
         if not d['path']:
             sys.exit(1)