من جدیدا پارچ پلاسما رو نصب کردم . ولی برای نصب هر نرم افزاری بهم ارور PGP keyring رو میده
مثلا وقتی خواستم php رو نصب کنم بهم این ارور رو داد
error: archlinux-keyring: signature from "Christian Hesse <[email protected]>" is unknown trust
:: File /var/cache/pacman/pkg/archlinux-keyring-20250807.1-1-any.pkg.tar.zst is corrupted (invalid or corrupted package (PGP signature)).
Do you want to delete it? [Y/n]
error: failed to commit transaction (invalid or corrupted package (PGP signature))
Errors occurred, no packages were upgraded.