installer remains on 'preparing ubuntu'

This problem was fixed but i have it again
boot from USB key
select 'try ubuntu'
select english language
changer keyboard to italian
try some applications
run snap refresh - ubuntu-desktop-installer has been refreshed to ubuntu-desktop-installer 0+git.1c719695 1269
click on icon 'install release'
welcome to ubuntu remains on 'preparing ubuntu'

ProblemType: Bug
DistroRelease: Ubuntu 23.10
ProcVersionSignature: Ubuntu 6.5.0-9.9-generic 6.5.3
Uname: Linux 6.5.0-9-generic x86_64
NonfreeKernelModules: zfs
ApportVersion: 2.27.0-0ubuntu5
Architecture: amd64
CasperMD5CheckResult: unknown
CloudArchitecture: x86_64
CloudID: nocloud
CloudName: unknown
CloudPlatform: nocloud
CloudSubPlatform: seed-dir (/var/lib/cloud/seed/nocloud)
CurrentDesktop: ubuntu:GNOME
Date: Thu Oct 19 07:34:08 2023
ProcEnviron:
 LANG=C.UTF-8
 PATH=(custom, no user)
 SHELL=/bin/bash
 TERM=xterm-256color
 XDG_RUNTIME_DIR=<set>
Snap: ubuntu-desktop-installer 0+git.1c719695 (latest/stable)
SnapChanges:
 ID Status Spawn Ready Summary
 4 Done 2023-10-19T07:31:16Z 2023-10-19T07:31:33Z Refresh snap "ubuntu-desktop-installer"
SnapConnections:

SnapSource: ubuntu-desktop-installer
UpgradeStatus: No upgrade log present (probably fresh install)