石小疯 发表于 2024-7-22 16:04:25

报错解决:Collecting package metadata (current_repodata.json): failed

1. 问题说明

今天在Win10用conda安装loris包的时间遇到了这个问题。在我打开了clash(FQ)时,显示的错误信息如下:
Collecting package metadata (current_repodata.json): failed
CondaSSLError: Encountered an SSL error. Most likely a certificate verification issue.
这个错误的意思是 conda 无法从镜像源下载或解析包的元数据文件,也就是 current_repodata.json 文件。这个文件包罗了包的名称、版本、依赖等信息,是 conda 解决环境的告急依据。找了下教程总结了下,主要有以下几种原因:


[*]网络连接不稳固大概被阻断,导致 conda 无法访问镜像源;
[*]镜像源有问题大概过期,导致 conda 无法获取或解析 current_repodata.json 文件;
[*]conda 版本过旧,导致 conda 无法处理 current_repodata.json 文件的格式。
2. 解决方法



[*]第1种: VPN 调返国内模式大概直接关闭。可能还需要重启下terminal下令行终端;
[*]第2种: 可能是源太多了,可以选择删除一部门源,大概全部源:
[*]

[*]删除全部源

conda config --remove-key channels


[*]

[*]删除部门源:

conda config --remove channels <url> # 删除旧镜像源


[*]第3种:
可能是conda里面确实没有这个包,比如我需要安装的loris这个包,最后弹出来这个,那就应该是没有:
Collecting package metadata (current_repodata.json): done
Solving environment: failed with initial frozen solve. Retrying with flexible solve.
Collecting package metadata (repodata.json): done
Solving environment: failed with initial frozen solve. Retrying with flexible solve.

PackagesNotFoundError: The following packages are not available from current channels:

- loris

Current channels:

- https://repo.anaconda.com/pkgs/main/win-64
- https://repo.anaconda.com/pkgs/main/noarch
- https://repo.anaconda.com/pkgs/r/win-64
- https://repo.anaconda.com/pkgs/r/noarch
- https://repo.anaconda.com/pkgs/msys2/win-64
- https://repo.anaconda.com/pkgs/msys2/noarch

To search for alternate channels that may provide the conda package you're
looking for, navigate to

    https://anaconda.org

and use the search bar at the top of the page.

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