Solution : https://service.sap.com/sap/support/notes/524919 (SAP Service marketplace login required)
Key words :
sql error 60 table /sapapo/pegkey, changed sales order data, solution implement program correction, table /sapapo/pegkey, /sapapo/dm_changed_pegid_flush reason, planning file entries, planning file entry, /sapapo/pegkey, program error, sales orders