This is fixed in LibreOffice 5.3.1.2 (5.3.1-0ubuntu2) on Ubuntu 17.04 "Zesty Zapus" 64bit.
** Changed in: libreoffice (Ubuntu) Status: New => Fix Released -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to libreoffice in Ubuntu. https://bugs.launchpad.net/bugs/1574209 Title: Libreoffice calc crashes when undoing spell correction Status in libreoffice package in Ubuntu: Fix Released Bug description: 1:4.2.8-0ubuntu4 crashes on my machine when applying the spell checker and then undoing them. Data entered since the last auto-save get lost. Steps to reproduce: 1) open an empty spreadsheet 2) enter any misspelled word into A1 3) run the spell checker and correct the word 4) undo the correction with ctrl-z 5) segfault ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: libreoffice 1:4.2.8-0ubuntu4 ProcVersionSignature: Ubuntu 4.2.0-19.23~14.04.1-generic 4.2.6 Uname: Linux 4.2.0-19-generic x86_64 ApportVersion: 2.14.1-0ubuntu3.19 Architecture: amd64 CurrentDesktop: GNOME Date: Sun Apr 24 11:51:02 2016 InstallationDate: Installed on 2015-11-05 (171 days ago) InstallationMedia: Ubuntu 14.04.3 LTS "Trusty Tahr" - Beta amd64 (20150805) SourcePackage: libreoffice UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libreoffice/+bug/1574209/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp