Since upgrading to Fedora 21, on loading a spreadsheet which contains links to external CSV files I often find that some cells are not recalculated when they should be. Full details at https://bugs.freedesktop.org/show_bug.cgi?id=86978
libreoffice-4.3.5.2-11.fc21 has been submitted as an update for Fedora 21. https://admin.fedoraproject.org/updates/libreoffice-4.3.5.2-11.fc21
Package libreoffice-4.3.5.2-11.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 libreoffice-4.3.5.2-11.fc21' as soon as you are able to. Please go to the following url: https://admin.fedoraproject.org/updates/FEDORA-2015-0893/libreoffice-4.3.5.2-11.fc21 then log in and leave karma (feedback).
libreoffice-4.3.5.2-11.fc21 has been pushed to the Fedora 21 stable repository. If problems still persist, please make note of it in this bug report.