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Can someone help me with this error?

coolmemes / 2017-9-9 22:30
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Can someone help me with this error?

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W: Erro GPG: http://ppa.launchpad.net/nilarimogard/webupd8/ubuntu artful InRelease: As assinaturas a seguir não puderam ser verificadas devido à chave pública não estar disponível: NO_PUBKEY 531EE72F4C9D234C
E: The repository 'http://ppa.launchpad.net/nilarimogard/webupd8/ubuntu artful 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: Erro GPG: http://repo.uniaolivre.com/packages trusty Release: As assinaturas a seguir não puderam ser verificadas devido à chave pública não estar disponível: NO_PUBKEY C77165CFAB0E3022
E: The repository 'http://repo.uniaolivre.com/packages trusty Release' 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.


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oscararg 发表于 2017-9-11 03:16:29 | 显示全部楼层
Thats simple, you forgot to add the public keys of the repositories, thats automatically done on Ubuntu, but not on another systems. Search for the GPG keys at public key servers or where you found those PPA's or repositories.

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melodyzou 超级版主 发表于 2017-9-12 15:10:09 | 显示全部楼层
Has the issue been resolved?

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coolmemes 发表于 2017-9-14 00:56:37 | 显示全部楼层
melodyzou replied at 2017-9-12 15:10
Has the issue been resolved?

yes , ty :)

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arcanjobra 发表于 2017-9-15 03:07:46 | 显示全部楼层
Edited by arcanjobra at 2017-9-16 08:12

Enter with
=========================

sudo su
your password

========paste code ===========

su -echo "deb http://ppa.launchpad.net/webupd8team/java/ubuntu xenial main" | tee /etc/apt/sources.list.d/webupd8team-java.listecho "deb-src http://ppa.launchpad.net/webupd8team/java/ubuntu xenial main" | tee -a /etc/apt/sources.list.d/webupd8team-java.listapt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys EEA14886apt-get updateapt-get install oracle-java8-installer
exit

======== Update =======

apt-get update

====== 100% work =========




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