Solution for this error is to update trust database. package-1.1.0.9128.tar.gz ...
ERROR: One or more files did not pass the validity check!
FAILED (unknown public key 1234567890).
ERROR: One or more PGP signatures could not be verified!
ERROR: Makepkg was unable to build package.
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# Add a single key, and yaourt can update your packages. gpg --recv-keys <keyid> # Or trust all keys always. Only use this after all other attempts fail. nano ~/.gnupg/gpg.conf # Add line "trust-model always" to the end of the file. # Or use flags to skip the validity check on installing a package / updating packages. yay -S --mflags --skipinteg [package-name] yay -Syua --mflags --skipintegProgramming Language: Bash