Traceback (most recent call last):


 "/content/anaconda3/lib/python3.7/threading.py", line 926, in _bootstrap_inner

self.run()


 "/content/anaconda3/lib/python3.7/threading.py", line 870, in run

self._target(*self._args, **self._kwargs)


 "train.py", line 68, in pin_memory

data = data_queue.get()


 "/content/anaconda3/lib/python3.7/multiprocessing/queues.py", line 113, in get

return _ForkingPickler.loads(res)


 "/content/anaconda3/lib/python3.7/site-packages/torch/multiprocessing/reductions.py", line 256, in rebuild_storage_fd

fd = df.detach()


 "/content/anaconda3/lib/python3.7/multiprocessing/resource_sharer.py", line 57, in detach

with _resource_sharer.get_connection(self._id) as conn:


 "/content/anaconda3/lib/python3.7/multiprocessing/resource_sharer.py", line 87, in get_connection

c = Client(address, authkey=process.current_process().authkey)


 "/content/anaconda3/lib/python3.7/multiprocessing/connection.py", line 492, in Client

c = SocketClient(address)


 "/content/anaconda3/lib/python3.7/multiprocessing/connection.py", line 619, in SocketClient

s.connect(address)

NotFoundError: [Errno 2] No such file or directory

Traceback (most recent call last):


 "/usr/share/lyrebird/app.py", line 13, in <module>

win = mainwindow.MainWindow()


 "/usr/share/lyrebird/app/mainwindow.py", line 62, in __init__

utils.unload_pa_modules(check_state=False)


 "/usr/share/lyrebird/app/core/utils.py", line 60, in unload_pa_modules

subprocess.call('pacmd unload-module module-null-sink'.split(" "))


 "/usr/lib/python3.9/subprocess.py", line 349, in call

with Popen(*popenargs, **kwargs) as p:


 "/usr/lib/python3.9/subprocess.py", line 947, in __init__

self._execute_child(args, executable, preexec_fn, close_fds,


 "/usr/lib/python3.9/subprocess.py", line 1819, in _execute_child

raise child_exception_type(errno_num, err_msg, err_filename)

NotFoundError: [Errno 2] No such file or directory: 'pacmd'
