I had this problem too. Try grabbing and enlarging (i.e., click-drag) the Sheets tab at the lower left-hand corner of the spreadsheet. After I enlarged this tab, the row labels became visible again.
-- 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/874528 Title: Column and Row Labels Missing in XLSX Status in “libreoffice” package in Ubuntu: Incomplete Bug description: When a Microsoft Office Excel 2007 spreadsheet (XLSX) is opened in LibreOffice Calc 3.4.3, neither the row nor column labels (headers) are displayed. They do appear intermittently, if for instance, you move the focus from row to row. --- ApportVersion: 1.23-0ubuntu3 Architecture: amd64 DistroRelease: Ubuntu 11.10 InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1) NonfreeKernelModules: wl nvidia Package: libreoffice 1:3.4.3-3ubuntu2 PackageArchitecture: amd64 ProcEnviron: PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/bash ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4 Tags: oneiric Uname: Linux 3.0.0-12-generic x86_64 UpgradeStatus: Upgraded to oneiric on 2011-10-14 (1 days ago) UserGroups: To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libreoffice/+bug/874528/+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