https://userapps.support.sap.com/sap/support/knowledge/en/2882692
2882692 - DB02/DBACOCKPIT logon to O71 / O72 with SAPOSS user password prompted | SAP Knowledge...
Exception Error while downloading SAP Note 1788179 RFC destination SAPOSS: System failure 'Unsigned download of SAP Notes stopped Error when reading SAP Note...