Solution : https://service.sap.com/sap/support/notes/530315 (SAP Service marketplace login required)
Key words :
task list object solution create, choose 'long text'enter, message class /sapapo/atp_bop, 'task list object <pegid>, 085 task list object _1, task list object _v1_, /sapapo/bop_updatemessage /sapapo/mat016, error message /sapapo/mat 016, task list object, call transaction se91
Related Notes :
375193 | Backorder processing: Composite SAP note on posting |