Traceback (most recent call last):


 "C:\Users\S10500\AppData\Local\Continuum\anaconda3\lib\site-packages\spyder\widgets\ipythonconsole\client.py", line 575, in show_time

elapsed_time = time.monotonic() - self.t0
TypeError: unsupported operand type(s) for -: 'float' and 'NoneType'

Traceback (most recent call last):

 "C:\Python27\Scripts\beet-script.py", line 9, in <module>
load_entry_point('beets==1.3.3', 'console_scripts', 'beet')()

 "C:\Python27\lib\site-packages\beets\ui\__init__.py", line 946, in main
_raw_main(args)

 "C:\Python27\lib\site-packages\beets\ui\__init__.py", line 937, in _raw_main
subcommand.func(lib, suboptions, subargs)

 "C:\Python27\lib\site-packages\beetsplug\convert.py", line 236, in convert_func
ui.commands.list_items(lib, ui.decargs(args), opts.album, None)

 "C:\Python27\lib\site-packages\beets\ui\__init__.py", line 95, in decargs
return [s.decode(_encoding()) for s in arglist]

 "C:\Python27\lib\encodings\utf_8.py", line 16, in decode
return codecs.utf_8_decode(input, errors, True)UnicodeDecodeError: 'utf8' codec can't decode byte 0x92 in position 49: invalid start byte