Created attachment 801741 [details]
.tgz of /var/log/zypp/history and /var/log/zypper.log

Original summary:
zypper up usurped default desktop TDE and default display-manager TDM with
IceWM and XDM

zypper up inexplicably changed /etc/alternatives/ thus:
default-displaymanager -> /usr/lib/X11/displaymanagers/tdm
default-xsession.desktop -> /usr/share/xsessions/tde.desktop
to
default-displaymanager -> /usr/lib/X11/displaymanagers/xdm
default-xsession.desktop -> /usr/share/xsessions/icewm-session.desktop

Bug 1131073 has y2logs, Xorg.0.log, dmesg, journal (3 boots)

Bug ID	1131074
Summary	zypper up usurped default desktop TDE and default display-manager TDM with IceWM and XDM
Classification	openSUSE
Product	openSUSE Distribution
Version	Leap 15.0
Hardware	x86-64
OS	Other
Status	NEW
Severity	Normal
Priority	P5 - None
Component	X.Org
Assignee	xorg-maintainer-bugs@forge.provo.novell.com
Reporter	mrmazda@earthlink.net
QA Contact	xorg-maintainer-bugs@forge.provo.novell.com
Found By	---
Blocker	---