Here is the error message from UbiquitySyslog.txt:
Nov 13 03:10:12 ubuntu ubiquity: Setting up shim (15+1533136590.3beb971-0ubuntu1) ... Nov 13 03:10:13 ubuntu ubiquity: Setting up grub-efi-amd64-signed (1.93.8+2.02-2ubuntu8.7) ... Nov 13 03:10:14 ubuntu ubiquity: Instalando para a plataforma x86_64-efi. Nov 13 03:10:14 ubuntu ubiquity: grub-install: erro: cannot find EFI directory. Nov 13 03:10:14 ubuntu ubiquity: dpkg: error processing package grub-efi-amd64-signed (--configure): Nov 13 03:10:14 ubuntu ubiquity: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1 Nov 13 03:10:14 ubuntu ubiquity: dpkg: dependency problems prevent configuration of shim-signed: Nov 13 03:10:14 ubuntu ubiquity: shim-signed depends on grub-efi-amd64-signed; however: Nov 13 03:10:14 ubuntu ubiquity: Package grub-efi-amd64-signed is not configured yet.
Here is the error message from UbiquitySyslog.txt:
Nov 13 03:10:12 ubuntu ubiquity: Setting up shim (15+1533136590. 3beb971- 0ubuntu1) ... amd64-signed (1.93.8+ 2.02-2ubuntu8. 7) ... amd64-signed (--configure): amd64-signed package post-installation script subprocess returned error exit status 1 amd64-signed; however: amd64-signed is not configured yet.
Nov 13 03:10:13 ubuntu ubiquity: Setting up grub-efi-
Nov 13 03:10:14 ubuntu ubiquity: Instalando para a plataforma x86_64-efi.
Nov 13 03:10:14 ubuntu ubiquity: grub-install: erro: cannot find EFI directory.
Nov 13 03:10:14 ubuntu ubiquity: dpkg: error processing package grub-efi-
Nov 13 03:10:14 ubuntu ubiquity: installed grub-efi-
Nov 13 03:10:14 ubuntu ubiquity: dpkg: dependency problems prevent configuration of shim-signed:
Nov 13 03:10:14 ubuntu ubiquity: shim-signed depends on grub-efi-
Nov 13 03:10:14 ubuntu ubiquity: Package grub-efi-