@Adam: Thanks, for your hint, helped to open my eyes. I have 2 tftp-servers, and always update the wrong one :-( Excuse me! Now everything works perfect as usual.
** Changed in: debian-installer (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1768727 Title: netboot image for 18.04 out of sync To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/debian-installer/+bug/1768727/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs