I retried with the guided partioning. Same result. The generated initramfs does not contain dm-crypt.ko.
- Bug#941319: debian-installer: Volume group 'LVM1' not ... Heinrich Schuchardt
- Bug#941319: debian-installer: Volume group 'LVM1'... Heinrich Schuchardt
- Bug#941319: debian-installer: Volume group 'LVM1'... Heinrich Schuchardt