Solution : https://service.sap.com/sap/support/notes/514067 (SAP Service marketplace login required)
Key words :
relevant source code corrections, data provider tables populated, data provider tables, data provider reason, empty graphics window, transferring files' error, terms bar chart, sending gantt charts, gantt chart, relevant graphic
Related Notes :
517861 | PS information system:Sending the GANTT chart and time axes |