這裡說的報錯不是某乙個命令報錯，而是所有與conda有關的命令全部都報錯，anaconda prompt報錯內容類似，具體內容如下：
traceback (most recent call last):
file "c:\anaconda3\scripts\conda-script.py", line 10, in sys.exit(main())
file "c:\anaconda3\lib\site-packages\conda\cli\main.py", line 182, in main
return conda_exception_handler(_main, *args)
file "c:\anaconda3\lib\site-packages\conda\exceptions.py", line 644, in conda_exception_handler
return handle_exception(e)
file "c:\anaconda3\lib\site-packages\conda\exceptions.py", line 634, in handle_exception
print_unexpected_error_message(e)
file "c:\anaconda3\lib\site-packages\conda\exceptions.py", line 579, in print_unexpected_error_message
from .base.context import context
file "c:\anaconda3\lib\site-packages\conda\common\configuration.py", line 727, in __init__
self._set_search_path(search_path)
file "c:\anaconda3\lib\site-packages\conda\common\configuration.py", line 745, in _set_search_path
self._set_raw_data(load_file_configs(search_path))
file "c:\anaconda3\lib\site-packages\conda\common\configuration.py", line 369, in load_file_configs
raw_data = odict(kv for kv in chain.from_iterable(load_paths))
file "c:\anaconda3\lib\site-packages\conda\common\configuration.py", line 369, in raw_data = odict(kv for kv in chain.from_iterable(load_paths))
file "c:\anaconda3\lib\site-packages\conda\common\configuration.py", line 344, in _file_yaml_loader
yield fullpath, yamlrawparameter.make_raw_parameters_from_file(fullpath)
file "c:\anaconda3\lib\site-packages\conda\common\configuration.py", line 332, in make_raw_parameters_from_file
ruamel_yaml = yaml_load(fh)
file "c:\anaconda3\lib\site-packages\conda\common\yaml.py", line 26, in yaml_load
return yaml.load(string, loader=yaml.roundtriploader, version="1.2")
file "c:\anaconda3\lib\site-packages\ruamel_yaml\main.py", line 73, in load
loader = loader(stream, version, preserve_quotes=preserve_quotes)
file "c:\anaconda3\lib\site-packages\ruamel_yaml\loader.py", line 56, in __init__
reader.__init__(self, stream)
file "c:\anaconda3\lib\site-packages\ruamel_yaml\reader.py", line 98, in __init__
self.determine_encoding()
file "c:\anaconda3\lib\site-packages\ruamel_yaml\reader.py", line 149, in determine_encoding
self.update(1)
file "c:\anaconda3\lib\site-packages\ruamel_yaml\reader.py", line 189, in update
self.check_printable(data)
file "c:\anaconda3\lib\site-packages\ruamel_yaml\reader.py", line 160, in check_printable
'unicode', "special characters are not allowed")
ruamel_yaml.reader.readererror: unacceptable character #x0000: special characters are not allowed
in "c:\users\admin\.condarc", position 0
問題解決，原理未知。
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