W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: https://ppa.launchpadcontent.net/apt-fast/stable/ubuntu jammy InRelease: Splitting up /var/lib/apt/lists/ppa.launchpadcontent.net_apt-fast_stable_ubuntu_dists_jammy_InRelease into data and signature failed W: GPG error: https://mirrors.tuna.tsinghua.edu.cn/ubuntu jammy InRelease: Splitting up /var/lib/apt/lists/partial/mirrors.tuna.tsinghua.edu.cn_ubuntu_dists_jammy_InRelease into data and signature failed E: The repository 'https://mirrors.tuna.tsinghua.edu.cn/ubuntu jammy InRelease' is not signed. N: Updating from such a repository can't be done securely, and is therefore disabled by default. N: See apt-secure(8) manpage for repository creation and user configuration details. W: GPG error: https://mirrors.tuna.tsinghua.edu.cn/ubuntu jammy-updates InRelease: Splitting up /var/lib/apt/lists/partial/mirrors.tuna.tsinghua.edu.cn_ubuntu_dists_jammy-updates_InRelease into data and signature failed E: The repository 'https://mirrors.tuna.tsinghua.edu.cn/ubuntu jammy-updates InRelease' is not signed. N: Updating from such a repository can't be done securely, and is therefore disabled by default. N: See apt-secure(8) manpage for repository creation and user configuration details. W: GPG error: https://mirrors.tuna.tsinghua.edu.cn/ubuntu jammy-backports InRelease: Splitting up /var/lib/apt/lists/partial/mirrors.tuna.tsinghua.edu.cn_ubuntu_dists_jammy-backports_InRelease into data and signature failed E: The repository 'https://mirrors.tuna.tsinghua.edu.cn/ubuntu jammy-backports InRelease' is not signed. N: Updating from such a repository can't be done securely, and is therefore disabled by default. N: See apt-secure(8) manpage for repository creation and user configuration details. E: The repository 'http://archive.ubuntu.com/ubuntu trusty Release' does not have a Release file. N: Updating from such a repository can't be done securely, and is therefore disabled by default. N: See apt-secure(8) manpage for repository creation and user configuration details. E: The repository 'https://ppa.launchpadcontent.net/notepadqq-team/notepadqq/ubuntu jammy Release' does not have a Release file. N: Updating from such a repository can't be done securely, and is therefore disabled by default. N: See apt-secure(8) manpage for repository creation and user configuration details.
时间: 2024-04-04 15:33:00 浏览: 333
这些错误信息表明,apt 在更新软件包时遇到了签名验证失败的问题。这可能是由于存储库中的 GPG 签名已过期或无法验证,或者存储库本身没有签名。
你可以尝试以下方法来解决此问题:
1. 检查你的网络连接是否正常,并确保能够访问相应的存储库。
2. 如果是第一次遇到此问题,你可以尝试更新 apt 的密钥列表。你可以使用以下命令更新密钥列表:
```
sudo apt-key adv --refresh-keys --keyserver keyserver.ubuntu.com
```
3. 如果密钥列表无效,则需要重新导入相关存储库的 GPG 公钥。你可以通过以下命令来导入 GPG 公钥:
```
sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys <KEY>
```
其中,`<KEY>` 是存储库的 GPG 公钥 ID。
4. 如果存储库没有签名,则你需要考虑使用其他可信赖的存储库或联系存储库的维护者寻求帮助。
5. 对于最后两个错误,可能是由于存储库的版本与你的 Ubuntu 版本不兼容所致。你需要检查存储库是否支持你的 Ubuntu 版本,并根据需要将其从源列表中删除。
相关问题
我进行了上述步骤yangjinlong@yangjinlongdeMacBook-Pro ~ % sudo tlmgr update --self tlmgr: package repository https://mirrors.aliyun.com/CTAN/systems/texlive/tlnet (not verified: gpg unavailable) tlmgr: saving backups to /usr/local/texlive/2023/tlpkg/backups [1/1, ??:??/??:??] update: texlive.infra [547k] (66512 -> 66822) ... done running mktexlsr ... done running mktexlsr. running mtxrun --generate ... done running mtxrun --generate. running context --luatex --generate ... done running context --luatex --generate. tlmgr: package log updated: /usr/local/texlive/2023/texmf-var/web2c/tlmgr.log tlmgr: command log updated: /usr/local/texlive/2023/texmf-var/web2c/tlmgr-commands.log yangjinlong@yangjinlongdeMacBook-Pro ~ % sudo tlmgr install mathbbold tlmgr: package repository https://mirrors.zju.edu.cn/CTAN/systems/texlive/tlnet (not verified: gpg unavailable) tlmgr install: package mathbbold not present in repository. tlmgr: action install returned an error; continuing. tlmgr: An error has occurred. See above messages. Exiting.
根据错误提示,似乎 mathbbold 宏包不在 tlmgr 的存储库中。你可以尝试更新 tlmgr 的存储库,看看是否可以找到该宏包。可以使用以下命令更新存储库:
```
sudo tlmgr option repository https://mirrors.ctan.org/systems/texlive/tlnet
sudo tlmgr update --self --all
```
然后再试着安装 mathbbold 宏包:
```
sudo tlmgr install mathbbold
```
如果仍然无法安装该宏包,可以考虑手动下载 mathbbold.sty 文件并放到正确的路径下,或者使用其他可用的黑体字母宏包,如 amssymb。
com.mathworks.toolbox.javabuilder.MWException: An error occurred while initializing the component. fl:filesystem:InvalidArgument: The file or directory is not a reparse point
这个错误通常是由于文件或目录损坏导致的。以下是一些可能的解决方法:
1. 检查文件或目录是否存在或损坏。你可以尝试手动打开该文件或目录来确定是否存在问题。
2. 将文件或目录复制到新位置。有时,将文件或目录复制到新位置可以解决此类问题。
3. 使用MATLAB的“md5sum”命令检查文件的一致性。你可以使用以下命令在MATLAB命令窗口中检查文件的一致性:
```
md5sum('filename')
```
其中,'filename'是文件的路径和名称。
4. 重新安装MATLAB。如果以上方法都无法解决问题,可能需要重新安装MATLAB来修复可能存在的文件系统问题。
希望以上解决方法能帮助你解决问题。如果还有其他问题,请随时提出。
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