Drop -htmlthumbnailer, it has security implications and didn't work all that well.
Updates may require up to 24 hours to propagate to mirrors. If the following command doesn't work, please retry later:
sudo dnf upgrade --refresh --advisory=FEDORA-2018-50eceed44aPlease login to add feedback.
This update has been submitted for testing by rdieter.
This update has been pushed to testing.
This update has reached 7 days in testing and can be pushed to stable now if the maintainer wishes
This update has been submitted for batched by rdieter.
This update has been submitted for stable by bodhi.
This update has been pushed to stable.