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Description of problem: Gnome screen shield has a blue color and it can't be changed to neither other color or image. Version-Release number of selected component (if applicable): Gnome version 3.28.2 How reproducible: Always Steps to Reproduce: 1. Open Settings->Background->Screen shield. 2. Choose another color or image. Actual results: The screen shield is the same. Expected results: The shield has a color that I set. Additional info: On command line, the command $ dconf read /org/gnome/desktop/screensaver/picture-uri returns '' However, when I try to set an image to the key: $ dconf write /org/gnome/desktop/background/picture-uri "'file:///usr/share/backgrounds/8-dark.xml'" it returns error: The operation attempted to modify one or more non-writable keys
(In reply to Rūdolfs Mazurs from comment #0) > However, when I try to set an image to the key: > $ dconf write /org/gnome/desktop/background/picture-uri > "'file:///usr/share/backgrounds/8-dark.xml'" > it returns > error: The operation attempted to modify one or more non-writable keys I can see two possible reasons for that error: 1. an administrator has locked down the key 2. something has messed up the permissions of the dconf DB (~/.config/dconf/user), like running graphical applications under sudo Neither is a gnome-shell issue, so closing.