Focal as well: Err:19 http://ddebs.ubuntu.com focal Release.gpg The following signatures were invalid: EXPKEYSIG C8CAB6595FDFF622 Ubuntu Debug Symbol Archive Automatic Signing Key (2016) <email address hidden>
Focal as well: ddebs.ubuntu. com focal Release.gpg
Err:19 http://
The following signatures were invalid: EXPKEYSIG C8CAB6595FDFF622 Ubuntu Debug Symbol Archive Automatic Signing Key (2016) <email address hidden>