Created attachment 978216 [details] screenshot of missing icons icons are missing from the lines. see attached screenshot
installing gnome-icon-theme-extras package fixes the issue.
gnome-multi-writer-3.15.2-2.fc21,libgusb-0.2.4-1.fc21 has been submitted as an update for Fedora 21. https://admin.fedoraproject.org/updates/gnome-multi-writer-3.15.2-2.fc21,libgusb-0.2.4-1.fc21
Package gnome-multi-writer-3.15.2-2.fc21, libgusb-0.2.4-1.fc21: * should fix your issue, * was pushed to the Fedora 21 testing repository, * should be available at your local mirror within two days. Update it with: # su -c 'yum update --enablerepo=updates-testing gnome-multi-writer-3.15.2-2.fc21 libgusb-0.2.4-1.fc21' as soon as you are able to. Please go to the following url: https://admin.fedoraproject.org/updates/FEDORA-2015-0483/gnome-multi-writer-3.15.2-2.fc21,libgusb-0.2.4-1.fc21 then log in and leave karma (feedback).
gnome-multi-writer-3.15.2-2.fc21, libgusb-0.2.4-1.fc21 has been pushed to the Fedora 21 stable repository. If problems still persist, please make note of it in this bug report.