Fixed by upgrading to gnome-mines-3.30.1.1 (renaming the ebuild worked for me). "glib 2.58 changed fallback icon loading": https://gitlab.gnome.org/GNOME/gnome-mines/commit/18cff06331e11e29d92513062b8fa1336d34ab33
The bug has been closed via the following commit(s): https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=3ecb20da120fd79d1c12e1922ca9fbfdcffb62d3 commit 3ecb20da120fd79d1c12e1922ca9fbfdcffb62d3 Author: Gilles Dartiguelongue <eva@gentoo.org> AuthorDate: 2018-12-19 08:44:35 +0000 Commit: Gilles Dartiguelongue <eva@gentoo.org> CommitDate: 2018-12-19 08:45:18 +0000 games-board/gnome-mines: 3.30.0 → 3.30.1.1 Closes: https://bugs.gentoo.org/673402 Package-Manager: Portage-2.3.52, Repoman-2.3.12 Signed-off-by: Gilles Dartiguelongue <eva@gentoo.org> games-board/gnome-mines/Manifest | 1 + .../gnome-mines/gnome-mines-3.30.1.1.ebuild | 46 ++++++++++++++++++++++ 2 files changed, 47 insertions(+)