私聊充值时，card.py文件101行报错

[Jikexiaobai]

全部报错内容为：
Traceback (most recent call last):
File "/usr/local/lib/python3.9/site-packages/nonebot/command/init.py", line 881, in _real_run_command
await asyncio.wait_for(future, timeout)
File "/usr/local/lib/python3.9/asyncio/tasks.py", line 442, in wait_for
return await fut
File "/usr/local/lib/python3.9/site-packages/nonebot/command/init.py", line 173, in run
await self.func(session)
File "/HoshinoBot/hoshino/modules/authMS/card.py", line 101, in reg_group_chat
group_name = await util.get_group_name(sid, gid)
AttributeError: module 'hoshino.modules.authMS.util' has no attribute 'get_group_name'
[2021-07-22 23:02:44,256 nonebot] DEBUG: Session of command ('充值',) finished

请问如何解决