Solution : https://service.sap.com/sap/support/notes/901931 (SAP Service marketplace login required)
Key words :
wave class/interface /scwm/cl_dlv_wave_i validation type action check open, wave class/interface /scwm/cl_dlv_wave_i validation type consistency check save, business object elements folder ->node elements->hdr, business object elements folder ->node elements->itm, business object element assignments->component assignment, business object configuration->hdr->hdr_default->validations, business object configuration->itm->itm_dlv->validations, /scwm/cl_dlv_wave_i class, choose maintain node assignment, choose maintain node configuration
Related Notes :
1071644 | BOPF: Manually implementing notes/importing Support Packages |