If the object is missing, it's still possible to keep its shape by exporting its preview graphic, as before the regression. Regression from commitadc042f95d"tdf#124333 PPTX import: fix Z-order of embedded OLE objects". See also commit907da02bf8"tdf#152436 PPTX export regression: fix lost shape at missing object" Change-Id: I614730435a857c6cdf01d4cdfc525fc452dffa29 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/146247 Tested-by: Jenkins Tested-by: László Németh <nemeth@numbertext.org> Reviewed-by: László Németh <nemeth@numbertext.org>