我已将conda更新(或安装)到高于4.3的版本,但出于测试目的,我安装了conda=4.3。现在,我不能在激活base
环境下将conda更新回更高的版本。
$ conda update conda
PackageNotInstalledError: Package is not installed in prefix.
prefix: /home/user/miniconda3/envs/base
package name: conda
usage: conda [-h] [-V] command ...
conda: error: argument command: invalid choice: '/home/user/miniconda3/bin/conda' (choose from 'info', 'help', 'list', 'search', 'create', 'install', 'update', 'upgrade', 'remove', 'uninstall', 'config', 'clean', 'package')
或者如果我试图直接安装conda:
$ conda install conda=4.5
Fetching package metadata ...................
CondaEnvironmentNotFoundError: Could not find environment: /home/user/miniconda3/envs/base .
You can list all discoverable environments with `conda info --envs`.
usage: conda [-h] [-V] command ...
conda: error: argument command: invalid choice: '/home/user/miniconda3/bin/conda' (choose from 'info', 'help', 'list', 'search', 'create', 'install', 'update', 'upgrade', 'remove', 'uninstall', 'config', 'clean', 'package')
我怎样才能回到最近版本的conda呢?
发布于 2018-03-28 14:15:34
此错误源于Conda4.3和4.4之间的更改,将“主”环境从root
重命名为base
。请注意,错误消息显示conda正在envs
目录中寻找名为base
的环境,而base
环境实际上不在该目录中。如果指定前缀,则可以修复此问题:
conda install conda=4.5 -p /home/user/miniconda3
https://stackoverflow.com/questions/49536920
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