Created attachment 202026 [details] Calc_support_xmlMaps 1) Open .xlsx bugdoc in Calc 2) Save as .xlsx - xl/xmlMaps.xml is lost. - [Content_Types].xml - needs <Override PartName="/xl/xmlMaps.xml" ContentType="application/xml"/>. - xl/_rels/workbook.xml.rels - needs <Relationship Type="../relationships/xmlMaps" Target="/xl/xmlMaps.xml" Id="..."/>. Support xl/xmlMaps.xml in Calc.
Bayram Çiçek committed a patch related to this issue. It has been pushed to "master": https://git.libreoffice.org/core/commit/f84f8f2ea4f7eea090075b85339599b9a3f367c4 tdf#167689: Calc: Support xmlMaps.xml It will be available in 26.2.0. The patch should be included in the daily builds available at https://dev-builds.libreoffice.org/daily/ in the next 24-48 hours. More information about daily builds can be found at: https://wiki.documentfoundation.org/Testing_Daily_Builds Affected users are encouraged to test the fix and report feedback.