Created attachment 147844 [details] An XLSX that opens blank in Calc See https://ask.libreoffice.org/en/question/177322/when-i-open-xlsx-i-see-empty-sheet/ The attached file opens with some content in the first 2 rows in Excel (and reportedly in GDocs). Tested to open blank with Version: 6.2.0.1 (x64) Build ID: 0412ee99e862f384c1106d0841a950c4cfaa9df1 CPU threads: 12; OS: Windows 10.0; UI render: GL; VCL: win; Locale: ru-RU (ru_RU); UI-Language: en-US Calc: CL and with Version: 4.1.0.4 Build ID: 89ea49ddacd9aa532507cbf852f2bb22b1ace28 and with OpenOffice.org 3.3.0 OOO330m20 (Build:9567).
On pc Debian x86-64 with master sources updated today, I could reproduce this. Here are logs on console if it may help: warn:legacy.osl:4702:4702:oox/source/helper/graphichelper.cxx:120: GraphicHelper::GraphicHelper - cannot get target frame warn:sfx.view:4702:4702:sfx2/source/view/viewfrm.cxx:3079: SID_SIDEBAR state requested, but no task pane child window exists for this ID! warn:sfx.view:4702:4702:sfx2/source/view/viewfrm.cxx:3079: SID_SIDEBAR state requested, but no task pane child window exists for this ID! warn:sfx.control:4702:4702:sfx2/source/control/dispatch.cxx:1308: Childwindow slot missing: 25917 warn:sfx.control:4702:4702:sfx2/source/control/dispatch.cxx:1308: Childwindow slot missing: 25917 warn:vcl.gdi:4702:4702:vcl/headless/svpgdi.cxx:263: non default depth bitmap, slow convert, upscale the input warn:legacy.tools:4702:4702:svx/source/form/fmvwimp.cxx:441: FmXFormView::~FmXFormView: Window list not empty!