Related: tdf#150312 Assert a defined name's non-empty table:base-cell-address

Change-Id: Iaf377ae51c20e30e0362f5dc6f66172c544483d7
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/139728
Reviewed-by: Eike Rathke <erack@redhat.com>
Tested-by: Jenkins
diff --git a/sc/source/filter/xml/xmlexprt.cxx b/sc/source/filter/xml/xmlexprt.cxx
index ca7ff1c..77a45ab 100644
--- a/sc/source/filter/xml/xmlexprt.cxx
+++ b/sc/source/filter/xml/xmlexprt.cxx
@@ -4484,6 +4484,7 @@ void ScXMLExport::WriteNamedRange(ScRangeName* pRangeName)
        rxEntry.second->ValidateTabRefs();
        ScRangeStringConverter::GetStringFromAddress( sBaseCellAddress, rxEntry.second->GetPos(), pDoc,
                            FormulaGrammar::CONV_OOO, ' ', false, ScRefFlags::ADDR_ABS_3D);
        assert(!sBaseCellAddress.isEmpty());
        AddAttribute(XML_NAMESPACE_TABLE, XML_BASE_CELL_ADDRESS, sBaseCellAddress);

        OUString sSymbol = rxEntry.second->GetSymbol(pDoc->GetStorageGrammar());