Created attachment 185720 [details] File format error found at Wrong relinfo stream!(row,col) Opening the attached document gives "File format error found at Wrong relinfo stream!(row,col)." It opens OK (empty, as expected) in Word 2016.
Repro. Version: 7.4.2.3 (x64) / LibreOffice Community Build ID: 382eef1f22670f7f4118c8c2dd222ec7ad009daf CPU threads: 6; OS: Windows 10.0 Build 19044; UI render: default; VCL: win Locale: ru-RU (ru_RU); UI: en-US Calc: CL