

Log out or restart the computer and empty the Trash. Services ▹ Reveal in Finder (or just Reveal)įrom the contextual menu.* A folder should open with an item selected. Right-click or control-click the highlighted line and select ~/Library/Application Support/Dock/desktoppicture.db Triple-click anywhere in the line below on this page to select it: If none of the above applies to you, proceed as follows. If you have a MacBook Pro with automatic graphics switching, disable it temporarily in the Energy Saver preference pane, set the Desktop picture, then restart the computer and re-enable graphics switching.ģ.

Otherwise, rule out all other third-party login items as possible causes.Ģ. The "TeamViewer" application can have this effect. If the desktop picture always reverts to a plain blue background, one of your login items may be causing the problem.
