I have a manual fix for this.
Edit "/var/lib/dpkg/info/vanilla-gnome-default-settings.postinst"
Change "gdm3-theme.gresource" to "gdm-theme.gresource"
Then "sudo apt install -f"
The vanilla gnome setup now works as expected.
I have a manual fix for this.
Edit "/var/lib/ dpkg/info/ vanilla- gnome-default- settings. postinst"
Change "gdm3-theme. gresource" to "gdm-theme. gresource"
Then "sudo apt install -f"
The vanilla gnome setup now works as expected.