I’ve considered the 11.0 -> 11.1 update/upgrade, from your report, other reports and this bug:
https://bugzilla.novell.com/show_bug.cgi?id=439262
It does seem that this path is very fragile.
I did notice that the forum poll indicates 14% of people contemplating this route, with 60%+ opting for the DVD and 14% wanting to use the liveCD.
Mark