Solution : https://service.sap.com/sap/support/notes/533384 (SAP Service marketplace login required)
Key words : 
operation / operation/activity, actual cost determination, pdc confirmationcats confirmation, order runs incorrectly, terms production order, actual costs, cn27mass confirmation, maintenance order, process order, collective order
Related Notes : 
       
| 535816 | No COFC records for incorrect actual costs |