折腾：
【未解决】Ubuntu中升级Python 3.5到最新版的Python 3.7
期间，Ubuntu中运行sudo apt-get update报错：
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 | # sudo apt-get updateHit:1 http://mirrors.tencentyun.com/ubuntu xenial InReleaseGet:2 http://mirrors.tencentyun.com/ubuntu xenial-security InRelease [109 kB]Get:3 http://mirrors.tencentyun.com/ubuntu xenial-updates InRelease [109 kB]Get:4 http://mirrors.tencentyun.com/ubuntu xenial-updates/main amd64 Packages [967 kB]Get:5 http://mirrors.tencentyun.com/ubuntu xenial-updates/main i386 Packages [829 kB] Get:6 http://mirrors.tencentyun.com/ubuntu xenial-updates/universe amd64 Packages [750 kB] Get:7 http://mirrors.tencentyun.com/ubuntu xenial-updates/universe i386 Packages [685 kB] Get:8 http://ppa.launchpad.net/ondrej/php/ubuntu xenial InRelease [23.9 kB] Ign:8 http://ppa.launchpad.net/ondrej/php/ubuntu xenial InRelease Hit:9 http://nginx.org/packages/ubuntu xenial InRelease Fetched 3,474 kB in 11s (306 kB/s) Reading package lists... DoneW: GPG error: http://ppa.launchpad.net/ondrej/php/ubuntu xenial InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 4F4EA0AAE5267A6CW: The repository 'http://ppa.launchpad.net/ondrej/php/ubuntu xenial InRelease' is not signed.N: Data from such a repository can't be authenticated and is therefore potentially dangerous to use.N: See apt-secure(8) manpage for repository creation and user configuration details. |
W GPG error ppa.launchpad.net InRelease The following signatures couldn’t be verified because the public key is not available NO_PUBKEY
1 2 3 4 5 6 7 8 9 10 11 | # sudo add-apt-repository ppa:webupd8team/y-ppa-manager Y PPA ManagerInfo: http://www.webupd8.org/2010/11/y-ppa-manager-easily-search-add-remove.htmlThis PPA is for Y PPA Manager and also includes the latest YAD for the supported Ubuntu versions (YAD is a dependency for Y PPA Manager): http://sourceforge.net/p/yad-dialog/ More info: https://launchpad.net/~webupd8team/+archive/ubuntu/y-ppa-managerPress [ENTER] to continue or ctrl-c to cancel adding it |
回车后，继续：
1 2 3 4 5 6 7 8 9 | gpg: keyring `/tmp/tmpv3m9c2le/secring.gpg' createdgpg: keyring `/tmp/tmpv3m9c2le/pubring.gpg' createdgpg: requesting key EEA14886 from hkp server keyserver.ubuntu.comgpg: /tmp/tmpv3m9c2le/trustdb.gpg: trustdb createdgpg: key EEA14886: public key "Launchpad VLC" importedgpg: no ultimately trusted keys foundgpg: Total number processed: 1gpg: imported: 1 (RSA: 1)OK |
然后再去：
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 | # sudo apt-get updateHit:1 http://mirrors.tencentyun.com/ubuntu xenial InReleaseHit:2 http://mirrors.tencentyun.com/ubuntu xenial-security InReleaseHit:3 http://mirrors.tencentyun.com/ubuntu xenial-updates InReleaseGet:4 http://ppa.launchpad.net/ondrej/php/ubuntu xenial InRelease [23.9 kB] Ign:4 http://ppa.launchpad.net/ondrej/php/ubuntu xenial InRelease Get:5 http://ppa.launchpad.net/webupd8team/y-ppa-manager/ubuntu xenial InRelease [17.5 kB] Get:6 http://ppa.launchpad.net/webupd8team/y-ppa-manager/ubuntu xenial/main amd64 Packages [1,096 B]Get:7 http://ppa.launchpad.net/webupd8team/y-ppa-manager/ubuntu xenial/main i386 Packages [1,092 B]Get:8 http://ppa.launchpad.net/webupd8team/y-ppa-manager/ubuntu xenial/main Translation-en [924 B] Hit:9 http://nginx.org/packages/ubuntu xenial InRelease Fetched 44.5 kB in 22s (1,977 B/s)Reading package lists... DoneW: GPG error: http://ppa.launchpad.net/ondrej/php/ubuntu xenial InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 4F4EA0AAE5267A6CW: The repository 'http://ppa.launchpad.net/ondrej/php/ubuntu xenial InRelease' is not signed.N: Data from such a repository can't be authenticated and is therefore potentially dangerous to use.N: See apt-secure(8) manpage for repository creation and user configuration details. |
问题依旧。
继续去：
1 | sudo apt-get install y-ppa-manager |
结果出错：
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 | Processing triggers for dictionaries-common (1.26.3) ...aspell-autobuildhash: processing: en [en-common].aspell-autobuildhash: processing: en [en-variant_0].aspell-autobuildhash: processing: en [en-variant_1].aspell-autobuildhash: processing: en [en-variant_2].aspell-autobuildhash: processing: en [en-w_accents-only].aspell-autobuildhash: processing: en [en-wo_accents-only].aspell-autobuildhash: processing: en [en_CA-variant_0].aspell-autobuildhash: processing: en [en_CA-variant_1].aspell-autobuildhash: processing: en [en_CA-w_accents-only].aspell-autobuildhash: processing: en [en_CA-wo_accents-only].aspell-autobuildhash: processing: en [en_GB-ise-w_accents-only].aspell-autobuildhash: processing: en [en_GB-ise-wo_accents-only].aspell-autobuildhash: processing: en [en_GB-ize-w_accents-only].aspell-autobuildhash: processing: en [en_GB-ize-wo_accents-only].aspell-autobuildhash: processing: en [en_GB-variant_0].aspell-autobuildhash: processing: en [en_GB-variant_1].aspell-autobuildhash: processing: en [en_US-w_accents-only].aspell-autobuildhash: processing: en [en_US-wo_accents-only].Errors were encountered while processing: mysql-server-5.7 mysql-serverE: Sub-process /usr/bin/dpkg returned an error code (1) |
然后再去：
1 2 3 4 5 6 7 8 | # y-ppa-managerroot@VM-158-80-ubuntu:~/xxx/xxx-backend# Failed to connect to Mir: Failed to connect to server socket: No such file or directoryUnable to init server: Could not connect: Connection refused(Y PPA Manager:16549): Gtk-WARNING **: cannot open display: ^Croot@VM-158-80-ubuntu:~/xxx/xxx-backend# ^C |
放弃。
1 2 3 4 5 6 7 8 9 | # sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 4F4EA0AAE5267A6CExecuting: /tmp/tmp.5qpkr3XWEZ/gpg.1.sh --keyserverkeyserver.ubuntu.com--recv-keys4F4EA0AAE5267A6Cgpg: requesting key E5267A6C from hkp server keyserver.ubuntu.comgpg: key E5267A6C: public key "Launchpad PPA for Ondřej Surý" importedgpg: Total number processed: 1gpg: imported: 1 (RSA: 1) |
继续：
1 2 3 4 5 6 7 8 9 | # sudo apt-get updateHit:1 http://mirrors.tencentyun.com/ubuntu xenial InReleaseHit:2 http://mirrors.tencentyun.com/ubuntu xenial-security InRelease Hit:3 http://mirrors.tencentyun.com/ubuntu xenial-updates InRelease Get:4 http://ppa.launchpad.net/ondrej/php/ubuntu xenial InRelease [23.9 kB] Hit:5 http://nginx.org/packages/ubuntu xenial InRelease Hit:6 http://ppa.launchpad.net/webupd8team/y-ppa-manager/ubuntu xenial InReleaseReading package lists... Done |
【总结】
最后是：
1 | sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 4F4EA0AAE5267A6C |
解决了问题。
其中的4F4EA0AAE5267A6C
是报错信息：
1 | W: GPG error: http://ppa.launchpad.net/ondrej/php/ubuntu xenial InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 4F4EA0AAE5267A6C |
中的：4F4EA0AAE5267A6C
转载请注明：在路上 » 【已解决】sudo apt-get update报错：W GPG error signatures couldn’t be verified because the public key is not available NO_PUBKEY