Solution : https://service.sap.com/sap/support/notes/570471 (SAP Service marketplace login required)
Key words : 
pscn41 / cns41 / cne5 / cnse5 / cn47 / cns47 / cn48 / cns48    - confirmation, cn25 - individual confirmation / summary confirmationcn27 - collective confirmationcn30 - postprocessing cats transfer, cross application time sheetcat5 - cats transfer, separate process steps 'posting goods movements', error message ru510              read note 448321, symptom faq 2 - faq level 2, pscata - central cats transfer, checking failed goods movements, plant/network type combination, checking failed cost postings
Related Notes : 
       
| 1246420 | Composite SAP Note : Cross Application Time Sheet Docum. | 
| 700700 | FAQ 1: Projektsystem FAQ Level 1 | 
| 668514 | FAQ 2: Line item reports | 
| 594809 | Collective consulting note for PS confirmation | 
| 555947 | PS/PM: Confirmation by CATS (Consulting note) | 
| 505134 | Analysis report for confirmation | 
| 450714 | Deletion of network activities and time data | 
| 448321 | Milestone functions in the background | 
| 333884 | Which default values are used when? | 
| 301574 | COFC: utility for reprocessing of actual costs | 
| 207790 | Duration and dates in the PS Info System | 
| 105183 | Forecast work in operation apparently incorrect |