每当我尝试安装软件包或更新Conda时，都会生成以下报告。
Collecting package metadata (current_repodata.json): done
Solving environment: failed
# >>>>>>>>>>>>>>>>>>>>>> ERROR REPORT <<<<<<<<<<<<<<<<<<<<<<
Traceback (most recent call last):
File "/student/miniconda3/lib/python2.7/site-packages/conda/exceptions.py", line 1043, in __call__
return func(*args, **kwargs)
File "/student/miniconda3/lib/python2.7/site-packages/conda/cli/main.py", line 84, in _main
exit_code = do_call(args, p)
File "/student/miniconda3/lib/python2.7/site-packages/conda/cli/conda_argparse.py", line 82, in do_call
exit_code = getattr(module, func_name)(args, parser)
File "/student/miniconda3/lib/python2.7/site-packages/conda/cli/main_update.py", line 20, in execute
install(args, parser, 'update')
File "/student/miniconda3/lib/python2.7/site-packages/conda/cli/install.py", line 280, in install
force_reinstall=context.force_reinstall or context.force,
File "/student/miniconda3/lib/python2.7/site-packages/conda/core/solve.py", line 112, in solve_for_transaction
force_remove, force_reinstall)
File "/student/miniconda3/lib/python2.7/site-packages/conda/core/solve.py", line 150, in solve_for_diff
force_remove)
File "/student/miniconda3/lib/python2.7/site-packages/conda/core/solve.py", line 245, in solve_final_state
ssc = self._add_specs(ssc)
File "/student/miniconda3/lib/python2.7/site-packages/conda/core/solve.py", line 480, in _add_specs
self.specs_to_add, (_.to_match_spec() for _ in ssc.prefix_data.iter_records())))) or []
File "/student/miniconda3/lib/python2.7/site-packages/conda/resolve.py", line 1000, in get_conflicting_specs
unsat_specs = {s for s in specs if not r2.find_matches_with_strict(s, scp)}
File "/student/miniconda3/lib/python2.7/site-packages/conda/resolve.py", line 1000, in <setcomp>
unsat_specs = {s for s in specs if not r2.find_matches_with_strict(s, scp)}
File "/student/miniconda3/lib/python2.7/site-packages/conda/resolve.py", line 327, in find_matches_with_strict
sole_source_channel_name = self._get_strict_channel(ms.name)
File "/student/miniconda3/lib/python2.7/site-packages/conda/resolve.py", line 456, in _get_strict_channel
all_channel_names = set(prec.channel.name for prec in self.groups[package_name])
KeyError: u'conda'
$ /student/miniconda3/bin/conda update -n root -c main conda
`conda info`
environment variables:
CIO_TEST=<not set>
CONDA_DEFAULT_ENV=cnnenv
CONDA_EXE=/student/miniconda3/bin/conda
CONDA_PREFIX=/student/miniconda3/envs/cnnenv
CONDA_PROMPT_MODIFIER=(cnnenv)
CONDA_PYTHON_EXE=/student/miniconda3/bin/python
CONDA_ROOT=/student/miniconda3
CONDA_SHLVL=1
MANPATH=/usr/man:/usr/local/man:/usr/share/man:/cs/man
PATH=/student/miniconda3/bin:/student/miniconda3/envs/cnnenv/
bin:/student/miniconda3/condabin:/student/miniconda3/bin
:/usr/local/cuda-9.2_cms500/bin:/bin:/usr/bin:/usr/local/bin:/student/
binfo/bin:.
REQUESTS_CA_BUNDLE=<not set>
SSL_CERT_FILE=<not set>
WINDOWPATH=2
active environment : cnnenv
active env location : /student/miniconda3/envs/cnnenv
shell level : 1
user config file : /student/.condarc
populated config files : /student/.condarc
conda version : 4.7.4
conda-build version : not installed
python version : 2.7.15.final.0
virtual packages :
base environment : /student/miniconda3 (writable)
channel URLs : https://conda.anaconda.org/main/linux-64
https://conda.anaconda.org/main/noarch
https://conda.anaconda.org/conda-forge/linux-64
https://conda.anaconda.org/conda-forge/noarch
https://repo.anaconda.com/pkgs/main/linux-64
https://repo.anaconda.com/pkgs/main/noarch
https://repo.anaconda.com/pkgs/r/linux-64
https://repo.anaconda.com/pkgs/r/noarch
package cache : /student/miniconda3/pkgs
/student/.conda/pkgs
envs directories : /student/miniconda3/envs
/student/.conda/envs
platform : linux-64
user-agent : conda/4.7.4 requests/2.21.0 CPython/2.7.15 Linux/4.15.0-66-generic ubuntu/18.04.3 glibc/2.27
UID:GID : 6169459:4000
netrc file : None
offline mode : False