Grub Customizer

not getting key when adding ppa

Asked by loyal osterhoudt

this is what happens when i try to set up the ppa
Get:11 http://ppa.launchpad.net/danielrichter2007/grub-customizer/ubuntu bionic InRelease [15.4 kB]
Err:11 http://ppa.launchpad.net/danielrichter2007/grub-customizer/ubuntu bionic InRelease
  The following signatures couldn't be verified because the public key is not available: NO_PUBKEY A8AA1FAA3F055C03
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: https://jaist.dl.sourceforge.net/project/ubuntuzilla/mozilla/apt all InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY B7B9C16F2667CA5C NO_PUBKEY CCC158AFC1289A29
W: GPG error: http://ppa.launchpad.net/danielrichter2007/grub-customizer/ubuntu bionic InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY A8AA1FAA3F055C03
E: The repository 'http://ppa.launchpad.net/danielrichter2007/grub-customizer/ubuntu bionic 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.

I have removed the paa and rebooted and tried again with the same result.
What else can I try?
Thank you

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Manfred Hampl (m-hampl) said : 		#1

Issue the commands

sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys A8AA1FAA3F055C03
sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys B7B9C16F2667CA5C
sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys CCC158AFC1289A29

and try again.

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