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Maheswar KARAKKATTU KISHOR KUM
Asked: 2021-12-08 23:58:58 +0800 CST

由于错误，我的计算机无法更新

  • 772

我的电脑不会更新，而是给我这些错误。如果可以的话请帮忙。我的操作系统是 Ubuntu 20.04.3 Focal Fossa

Hit:1 http://nz.archive.ubuntu.com/ubuntu focal InRelease
Hit:2 http://nz.archive.ubuntu.com/ubuntu focal-updates InRelease              
Hit:3 http://nz.archive.ubuntu.com/ubuntu focal-backports InRelease            
Hit:4 http://security.ubuntu.com/ubuntu focal-security InRelease               
Hit:5 http://ppa.launchpad.net/kdenlive/kdenlive-stable/ubuntu focal InRelease 
Err:5 http://ppa.launchpad.net/kdenlive/kdenlive-stable/ubuntu focal InRelease
  The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 2763B0EE7709FE97
Reading package lists... Done
W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://ppa.launchpad.net/kdenlive/kdenlive-stable/ubuntu focal InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 2763B0EE7709FE97
W: Failed to fetch http://ppa.launchpad.net/kdenlive/kdenlive-stable/ubuntu/dists/focal/InRelease  The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 2763B0EE7709FE97
W: Some index files failed to download. They have been ignored, or old ones used instead.

当我尝试从软件更新程序更新时。

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apt

1 个回答

  1. Best Answer

    您必须使用以下命令删除并重新添加提到的 PPA：

    sudo add-apt-repository -r ppa:kdenlive/kdenlive-stable
sudo add-apt-repository ppa:kdenlive/kdenlive-stable

    然后安装所需的更新

    sudo apt-get update
sudo apt-get upgrade
    • 4

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