我的代码让机器人加入vc,但它不能播放音乐,而且机器人给出了以下错误,我不理解它,我真的需要帮助修复这个错误:( Ignoring exception in command play File "C:\Users\Owner\AppData\Local\Programs\Python\Python36-32\lib\site-packages\discord\ext\commands\core.py", line 50, in wrapped
ret = yield from coro(*arg