Traceback (most recent call last):


 "/usr/lib/python3/dist-packages/spyder/widgets/helperwidgets.py", line 127, in paint

textRect = style.subElementRect(QStyle.SE_ItemViewItemText, options)
TypeError: subElementRect(self, QStyle.SubElement, QStyleOption, QWidget): not enough arguments

Traceback (most recent call last):

 "C:\Users\Vincenzo\Miniconda3\Scripts\conda-env-script.py", line 5, in <module>
sys.exit(main())

 "C:\Users\Vincenzo\Miniconda3\lib\site-packages\conda_env\cli\main.py", line 68, in main
return args_func(args, parser)

 "C:\Users\Vincenzo\Miniconda3\lib\site-packages\conda\cli\main.py", line 146, in args_func
args.func(args, p)

 "C:\Users\Vincenzo\Miniconda3\lib\site-packages\conda_env\cli\main_create.py", line 100, in execute
installer.install(prefix, pkg_specs, args, env)

 "C:\Users\Vincenzo\Miniconda3\lib\site-packages\conda_env\installers\pip.py", line 8, in install
pip_cmd = pip_args(prefix) + ['install', ] + specsTypeError: unsupported operand type(s) for +: 'NoneType' and 'list'