Pacman PGP key error

Pic of my problem :

Any help will be highly appreciated.

No pics of terminal outputs please.


Welcome, @gardev :wave:

There is no support for Blackarch, AFAIK, sorry.

Edit: Apologies to all! Since been informed of Discord channel, thanks, team! :star_struck:

No picture from terminal, post as text.


and post

inxi -Fxxxza

as text! Even if you personally think it is unnecessary.

Use forum search function first.

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Why do you post this in telegram and in forum and waste the time of our friendly helpers?
@Anonymous Mate

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BlackArch issue? Ask BlackArch:


Thanks for your advice @SGS and sorry for the inconvenience . I will never repeat that again in future And here is my problem :

Whenever i Try to upgrade the system by the sudo pacman -Syu command it throws me this error :

:: Proceed with installation? [Y/n] y
:: Retrieving packages...
guiscrcpy-git-4.10.0.r1236.g8d9e...     5.7 MiB   633 KiB/s 00:09 [------------------------------------] 100%
(343/343) checking keys in keyring                                 [------------------------------------] 100%
downloading required keys...
:: Import PGP key 57F3D9CC660431DD, "Pedro Henrique Lara Campos <[email protected]>"? [Y/n] y
(343/343) checking package integrity                                                                 [------------------------------------------------------------] 100%
error: guiscrcpy-git: key "1949E60D299007430C94DC0657F3D9CC660431DD" is unknown
:: Import PGP key 1949E60D299007430C94DC0657F3D9CC660431DD? [Y/n] y
error: key "1949E60D299007430C94DC0657F3D9CC660431DD" could not be looked up remotely
:: File /var/cache/pacman/pkg/guiscrcpy-git-4.10.0.r1236.g8d9e1ab-1-any.pkg.tar.zst is corrupted (invalid or corrupted package (PGP signature)).
Do you want to delete it? [Y/n] y
error: failed to commit transaction (invalid or corrupted package)
Errors occurred, no packages were upgraded.

This is why posting text as text is important. Screenshots can be incredibly difficult to read.

The error you mentioned has been posted, and solved, on the forum several times:


Amen to this brother, pics appear a gibberish with my vision on a small phone screen.


There is actually for BlackArch related issues at the BlackArch Discord (see the FAQ for a link)


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