Solution : https://service.sap.com/sap/support/notes/1485031 (SAP Service marketplace login required)
Key words :
project dashboard -> task dashboard -> project dashboard, project dashboard, task dashboard, dashboard buffer, system issues, error message, processing terminates, terms cl_dpr_ui_log_locator, retrieve_dashboard_data reason, additional buffer
Related Notes :
1471409 | Enhancement of the dashboard buffer from Note 1416116 |