3559508 - App Create Correspondence (F0744A): Error "Could not retrieve the XML document from the Output Management." when clicking on "Download XML"

After adding the parameter ?DownloadXML=true to the URL, the button Download XML appears in the app Create Correspondence (F0744A). When clicking on the button, the XML generated shows these errors:

• Could not retrieve the XML document from the Output Management. (Message No. FIN_CORR349)
• Method "get_xml_document" is not supported for Legacy Output Management. (Message No. FINCORR000)

They also appear in the transaction /n/IWBEP/ERROR_LOG.

SAP S/4HANA 2021 and higher

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