Hello, I can't speak for the original bug reporter here, but I have
updated to lxappearance 0.6.3-4 and am still seeing a segmentation
fault, with the same backtrace we were seeing before:
0x00007ffff6cfbfa4 in cairo_surface_get_content () from
/lib/x86_64-linux-gnu/libcairo.so.2
(gdb) bt
#0 0x00007ffff6cfbfa4 in cairo_surface_get_content () at
/lib/x86_64-linux-gnu/libcairo.so.2
#1 0x00007ffff7eefe3f in gdk_pixbuf_get_from_surface () at
/lib/x86_64-linux-gnu/libgdk-3.so.0
#2 0x00007ffff40f406c in preview_theme () at
/usr/lib/x86_64-linux-gnu/lxappearance/plugins/obconf.so
#3 0x00007ffff40f48e6 in preview_update_all () at
/usr/lib/x86_64-linux-gnu/lxappearance/plugins/obconf.so
#4 0x00007ffff40f501d in theme_load_all () at
/usr/lib/x86_64-linux-gnu/lxappearance/plugins/obconf.so
#5 0x00007ffff40f2792 in plugin_load () at
/usr/lib/x86_64-linux-gnu/lxappearance/plugins/obconf.so
#6 0x000055555555dd6f in plugins_init ()
#7 0x0000555555559f43 in main ()