No valid and trusted OpenPGP key was found for "%1". Select the key(s) which should be used for this recipient.
Non se atopou unha chave válida e autenticada OpenPGP para "% 1". Escolla a( s) chave( s) que se debería( n) empregar para este destinatario. if in your language something like 'key( s)' isn' t possible please use the plural in the translation