Collecting package metadata (current_repodata.json): ...working... done Solving environment: ...working... failed with initial frozen solve. Retrying with flexible solve. Collecting package metadata (repodata.json): ...working... done Solving environment: ...working... failed with initial frozen solve. Retrying with flexible solve. PackagesNotFoundError: The following packages are not available from current channels: - crefi Current channels: - https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/main/linux-64 - https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/main/noarch - https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/msys2/linux-64 - https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/msys2/noarch - https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/r/linux-64 - https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/r/noarch - https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud/pytorch/linux-64 - https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud/pytorch/noarch - https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud/msys2/linux-64 - https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud/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.

这个错误提示表明在当前的镜像源中找不到名为 "crefi" 的包。请按照以下步骤进行排查：

1. 检查包的名称是否正确，确保没有拼写错误。
2. 检查网络连接是否正常，可以尝试使用其他网络或者更换镜像源。
3. 在终端中运行以下命令更新 conda：

conda update conda

然后再尝试安装包。

4. 如果仍然无法找到包，可以尝试在 https://anaconda.org 上搜索该包，看看是否有其他可用的镜像源提供该包。

希望这些解决方案能帮助到您！如果还有其他问题，请随时提问。

相关问题

Collecting package metadata (current_repodata.json): done Solving environment: done

Great! Now you can install any package you need using the `conda install` command. For example, if you want to install the `numpy` package, you can type `conda install numpy` in your terminal.

Collecting package metadata (repodata.json): done Solving environment: failed ResolvePackageNotFound:

This error message typically occurs when the package manager or installer is unable to find a package that is required for the installation. It could be that the package name is misspelled, or the package is not available in the specified repository or channel.

To resolve this issue, you can try the following steps:

1. Double-check the package name: Ensure that the package name is spelled correctly and matches the package you want to install.

2. Update the package manager: Run `conda update conda` (for Anaconda/Miniconda users) or `pip install --upgrade pip` (for pip users) to update the package manager itself. Then try installing the package again.

3. Check the repository or channel: Make sure that the repository or channel you are using to install the package is correctly configured and accessible. You can try switching to a different repository or channel, if available.

4. Clear the package cache: Sometimes, the package manager cache can become corrupted. Try clearing the cache by running `conda clean -a` (for Anaconda/Miniconda users) or `pip cache purge` (for pip users). Then attempt the installation again.

If none of these steps resolve the issue, it could be that the package you are trying to install is not available for your operating system or Python version. In that case, you may need to look for alternative packages or consult the documentation or support forum for the specific package.