OK, cold booted around 8:00 am, sway worked fine. Updated and rebooted sway crashes back to SDDM.
Plasma will not boot, plasmashell goes into a loop, flashing screen, then crashes to black screen.
Hyprland works…
This is what updated, ignore the html tags 
<span style="color:green">20250923:08:08</span>
==============
aquamarine-git 0.9.4.r1.g11406cc-1 -> 0.9.4.r1.g11406cc-2
at-spi2-core 2.58.0-1 -> 2.58.0-1.1
bluez 5.84-1 -> 5.84-1.1
bluez-libs 5.84-1 -> 5.84-1.1
bluez-obex 5.84-1 -> 5.84-1.1
bluez-utils 5.84-1 -> 5.84-1.1
cjs 128.0-1 -> 128.0-1.1
cronie 1.7.2-2 -> 1.7.2-2.1
dart-sass 1.93.0-1 -> 1.93.0-1.1
dbeaver 25.2.0-1.1 -> 25.2.1-1.1
dconf 0.49.0-1 -> 0.49.0-1.1
firefox-nightly-en-us 145.0a1.20250922.11-1 -> 145.0a1.20250923.01-1
gdk-pixbuf2 2.44.1-3 -> 2.44.1-4.1
gegl 0.4.62-3 -> 0.4.62-3.1
gimp 3.0.4-5 -> 3.0.4-5.1
gjs 2:1.86.0-1 -> 2:1.86.0-1.1
glib2 2.86.0-2 -> 2.86.0-2.1
glib2-devel 2.86.0-2 -> 2.86.0-2.1
glib2-docs 2.86.0-2 -> 2.86.0-2.1
glibmm-2.68 2.86.0-1 -> 2.86.0-1.1
gnome-calendar 49.0.1-1 -> 49.0.1-1.1
gnome-online-accounts 3.56.0-1 -> 3.56.0-1.1
gobject-introspection 1.86.0-1 -> 1.86.0-1.1
gobject-introspection-runtime 1.86.0-1 -> 1.86.0-1.1
gst-libav 1.26.6-2 -> 1.26.6-2.1
gst-plugins-bad 1.26.6-2 -> 1.26.6-2.1
gst-plugins-bad-libs 1.26.6-2 -> 1.26.6-2.1
gst-plugins-base 1.26.6-2 -> 1.26.6-2.1
gst-plugins-base-libs 1.26.6-2 -> 1.26.6-2.1
gst-plugins-good 1.26.6-2 -> 1.26.6-2.1
gst-plugins-ugly 1.26.6-2 -> 1.26.6-2.1
gst-python 1.26.6-2 -> 1.26.6-2.1
gstreamer 1.26.6-2 -> 1.26.6-2.1
gtk-update-icon-cache 1:4.20.1-1 -> 1:4.20.1-1.1
gtk4 1:4.20.1-1 -> 1:4.20.1-1.1
gtkmm-4.0 4.20.0-1 -> 4.20.0-1.1
gtksourceview5 5.18.0-1 -> 5.18.0-1.1
hyprland-git 0.51.0.r28.70a7047ee-1 -> 0.51.0.r28.70a7047ee-2
imagemagick 7.1.2.3-2 -> 7.1.2.3-2.1
kimageformats 6.18.0-2 -> 6.18.0-2.1
kio-extras 25.08.1-2 -> 25.08.1-2.1
kwindowsystem 6.18.0-1.1 -> 6.18.0-1.2
libadwaita 1:1.8.0-1 -> 1:1.8.0-1.1
libdisplay-info 0.3.0-1 -> 0.3.0-1.1
libgirepository 1.86.0-1 -> 1.86.0-1.1
libgoa 3.56.0-1 -> 3.56.0-1.1
libnautilus-extension 49.0-1 -> 49.0-1.1
libsysprof-capture 49.0-1 -> 49.0-1.1
libxfce4windowing 4.20.4-2 -> 4.20.4-2.1
mpv 1:0.40.0-6 -> 1:0.40.0-6.1
niri 25.08-2 -> 25.08-2.1
ollama 0.12.0-2 -> 0.12.0-2.1
opencv 4.12.0-7 -> 4.12.0-7.1
openexr 3.4.0-1 -> 3.4.0-1.1
openmpi 5.0.8-4 -> 5.0.8-4.1
openucx 1.19.0-2 -> 1.19.0-2.1
pango 1:1.57.0-1 -> 1:1.57.0-1.1
python-coverage 7.10.7-1 -> 7.10.7-1.1
python-lxml 6.0.2-1 -> 6.0.2-1.1
python-opencv 4.12.0-7 -> 4.12.0-7.1
swayimg 4.5-2 -> 4.5-2.1
vivaldi 7.6.3797.55-1 -> 7.6.3797.55-1.1
vte-common 0.82.0-2 -> 0.82.0-2.1
vte3 0.82.0-2 -> 0.82.0-2.1
wlroots0.19 0.19.1-1 -> 0.19.1-1.1
xfsprogs 6.16.0-3 -> 6.16.0-3.1
zenity 4.2.0-1 -> 4.2.0-1.1
<span style="color:green">20250923:08:28</span>
==============
protonup-qt 2.13.0-1 -> 2.14.0-1
going to try pacdate. Back in a bit.
Have reset my plasma settings and now plasma loads. Can’t see anything in the logs for sway.