Actually, that was because the old green splash was only for 2.2.10, and the new GIMP is 2.2.11, which uses the old breezy one.
** Changed in: gimp (Ubuntu) Status: Unconfirmed => Fix Released -- Change splash image (reuse Breezy) https://launchpad.net/bugs/38968 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs