2020-07-25T01:12:27.370500+00:00 app[worker.1]: Ignoring exception in on_voice_state_update
2020-07-25T01:12:27.371718+00:00 app[worker.1]: Traceback (most recent call last):
2020-07-25T01:12:27.371770+00:00 app[worker.1]: File "/app/.heroku/python/lib/python3.6/site-packages/discord/client.py", line 312, in _run_event
2020-07-25T01:12:27.371771+00:00 app[worker.1]: await coro(*args, **kwargs)
2020-07-25T01:12:27.371774+00:00 app[worker.1]: File "bot.py", line 63, in on_voice_state_update
2020-07-25T01:12:27.371774+00:00 app[worker.1]: voice = await channel.connect()
2020-07-25T01:12:27.371776+00:00 app[worker.1]: File "/app/.heroku/python/lib/python3.6/site-packages/discord/abc.py", line 1076, in connect
2020-07-25T01:12:27.371777+00:00 app[worker.1]: voice = VoiceClient(state=state, timeout=timeout, channel=self)
2020-07-25T01:12:27.371794+00:00 app[worker.1]: File "/app/.heroku/python/lib/python3.6/site-packages/discord/voice_client.py", line 91, in __init__
2020-07-25T01:12:27.371795+00:00 app[worker.1]: raise RuntimeError("PyNaCl library needed in order to use voice")
2020-07-25T01:12:27.371828+00:00 app[worker.1]: RuntimeError: PyNaCl library needed in order to use voice
当我用编辑器启动它时，我的discord机器人可以正常工作并做音乐。但是当heroku尝试执行此操作时，出现此错误。我该怎么办？我通过pip安装了PyNaCl。我不知道如何将其添加到我的代码中，因为我的代码在没有pynacl的情况下可以正常工作，并且可以正常工作。我无法将其导入到我的代码中（找不到模块）。我不知道那是什么。