获取hubstudio列表失败，我用的默认端口，不确定对不对。命令行那个执行成功，卡在第二步

 由于目标计算机积极拒绝，无法连接。 (127.0.0.1:6873)
Traceback (most recent call last):
File "D:\ShadowBot\shadowbot-5.12.23\python\lib\runpy.py", line 193, in _run_module_as_main
"__main__", mod_spec)
File "D:\ShadowBot\shadowbot-5.12.23\python\lib\runpy.py", line 85, in _run_code
exec(code, run_globals)
File "D:\ShadowBot\shadowbot-5.12.23\python\lib\site-packages\xbot_interpreter.py", line 87, in <module>
main()
File "D:\ShadowBot\shadowbot-5.12.23\python\lib\site-packages\xbot_interpreter.py", line 49, in main
mod.main(args)
File "C:\Users\mxz\AppData\Local\ShadowBot\users\109204465148252161\apps\9d8e11b6-cef3-4edd-845e-42f945789773\xbot_robot\main.py", line 21, in main
], _block=("main", 2, "获取环境列表"))
File "<string>", line 89, in wrapper
File "<string>", line 84, in wrapper
File "<string>", line 82, in run
File "C:\Users\mxz\AppData\Local\ShadowBot\users\109204465148252161\apps\9d8e11b6-cef3-4edd-845e-42f945789773\xbot_extensions\activity_3c58dd75\process2.py", line 14, in main
http_response = xbot_visual.web_service.rest_request(url="http://127.0.0.1:" + xbot_visual.sh_str(端口号) + "/api/v1/env/list", method="POST", headers="", body="", save_to_file=False, save_folder=None, save_filename=None, connect_timeout_seconds="30", send_by_web=False, browser=None, _block=("获取环境列表", 1, "Http 请求"))
File "<string>", line 89, in wrapper
File "<string>", line 84, in wrapper
File "<string>", line 692, in rest_request
File "<string>", line 26, in send
File "<string>", line 115, in execute
File "<string>", lineDIYI