Traceback (most recent call last):


 "<stdin>", line 1, in <module>
AttributeError: 'function' object has no attribute 'list'

Traceback (most recent call last):


 \"c:\\conda-root\\lib\\site-packages\\conda-4.4.0rc2.post38+857e6e3d-py3.6.egg\\conda\\exceptions.py\", line 683, in __call__

return func(*args, **kwargs)


 \"c:\\conda-root\\lib\\site-packages\\conda-4.4.0rc2.post38+857e6e3d-py3.6.egg\\conda\\cli\\main.py\", line 78, in _main

exit_code = do_call(args, p)


 \"c:\\conda-root\\lib\\site-packages\\conda-4.4.0rc2.post38+857e6e3d-py3.6.egg\\conda\\cli\\conda_argparse.py\", line 75, in do_call

exit_code = getattr(module, func_name)(args, parser)


 \"c:\\conda-root\\lib\\site-packages\\conda-4.4.0rc2.post38+857e6e3d-py3.6.egg\\conda\\cli\\main_install.py\", line 11, in execute

install(args, parser, 'install')


 \"c:\\conda-root\\lib\\site-packages\\conda-4.4.0rc2.post38+857e6e3d-py3.6.egg\\conda\\cli\\install.py\", line 241, in install

handle_txn(progressive_fetch_extract, unlink_link_transaction, prefix, args, newenv)


 \"c:\\conda-root\\lib\\site-packages\\conda-4.4.0rc2.post38+857e6e3d-py3.6.egg\\conda\\cli\\install.py\", line 271, in handle_txn

unlink_link_transaction.execute()


 \"c:\\conda-root\\lib\\site-packages\\conda-4.4.0rc2.post38+857e6e3d-py3.6.egg\\conda\\core\\link.py\", line 219, in execute

self.verify()


 \"c:\\conda-root\\lib\\site-packages\\conda-4.4.0rc2.post38+857e6e3d-py3.6.egg\\conda\\core\\link.py\", line 206, in verify

exceptions = self._verify(self.prefix_setups, self.prefix_action_groups)


 \"c:\\conda-root\\lib\\site-packages\\conda-4.4.0rc2.post38+857e6e3d-py3.6.egg\\conda\\core\\link.py\", line 459, in _verify

cls._verify_transaction_level(prefix_setups),


 \"c:\\conda-root\\lib\\site-packages\\conda-4.4.0rc2.post38+857e6e3d-py3.6.egg\\conda\\core\\link.py\", line 454, in <genexpr>

exceptions = tuple(exc for exc in concatv(


 \"c:\\conda-root\\lib\\site-packages\\conda-4.4.0rc2.post38+857e6e3d-py3.6.egg\\conda\\core\\link.py\", line 322, in _verify_individual_level

error_result = axn.verify()


 \"c:\\conda-root\\lib\\site-packages\\conda-4.4.0rc2.post38+857e6e3d-py3.6.egg\\conda\\core\\path_actions.py\", line 403, in verify

create_link(self.source_full_path, self.intermediate_path, LinkType.copy)


 \"c:\\conda-root\\lib\\site-packages\\conda-4.4.0rc2.post38+857e6e3d-py3.6.egg\\conda\\gateways\\disk\\create.py\", line 296, in create_link

copy(src, dst)


 \"c:\\conda-root\\lib\\site-packages\\conda-4.4.0rc2.post38+857e6e3d-py3.6.egg\\conda\\gateways\\disk\\create.py\", line 236, in copy

_do_copy(src, dst)


 \"c:\\conda-root\\lib\\site-packages\\conda-4.4.0rc2.post38+857e6e3d-py3.6.egg\\conda\\gateways\\disk\\create.py\", line 248, in _do_copy

copyfileobj(src, dst, length)


 \"C:\\conda-root\\lib\\shutil.py\", line 79, in copyfileobj

buf = fsrc.read(length)
AttributeError: 'str' object has no attribute 'read'
