During 50mounted-tests the os-prober tries to map my zfs device /dev/nvme0n1p4. This fails (see syslog exerpt from 2020-07-10.
This appeared during the first trial of the installation of the update grub-efi-amd64-signed 1.142.1+2.04-1ubuntu2.
Until that, every update causes a new installation trial of this package fails, too.
$ sudo apt list --installed | grep grub-efi-amd64 -> grub-efi-amd64-bin/focal,now 2.04-1ubuntu26 amd64 [Installiert,automatisch] -> grub-efi-amd64-signed/focal-updates,now 1.142.1+2.04-1ubuntu26 amd64 [installiert]
signalling that it is already installed.
During 50mounted-tests the os-prober tries to map my zfs device /dev/nvme0n1p4. This fails (see syslog exerpt from 2020-07-10.
This appeared during the first trial of the installation of the update grub-efi- amd64-signed 1.142.1+ 2.04-1ubuntu2.
Until that, every update causes a new installation trial of this package fails, too.
$ sudo apt list --installed | grep grub-efi-amd64 amd64-bin/ focal,now 2.04-1ubuntu26 amd64 [Installiert, automatisch] amd64-signed/ focal-updates, now 1.142.1+ 2.04-1ubuntu26 amd64 [installiert]
-> grub-efi-
-> grub-efi-
signalling that it is already installed.