Solution : https://service.sap.com/sap/support/notes/1306165 (SAP Service marketplace login required)
Key words :
object type/secondary object type, affected extract layout, object types, secondary objects, affected attributes, project task, attribute values, terms evaluation, task/0master_task, object_link/0mpm_subproject
Related Notes :
811370 | cProjects 4.x/5.0 FAQ: Composite SAP Note & consulting notes |