https://bugzilla.redhat.com/show_bug.cgi?id=1625186
--- Comment #8 from Fedora Update System updates@fedoraproject.org --- php-sabre-event5-5.0.3-1.fc28 has been pushed to the Fedora 28 testing repository. If problems still persist, please make note of it in this bug report. See https://fedoraproject.org/wiki/QA:Updates_Testing for instructions on how to install test updates. You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2018-3496b283aa