Solution : https://service.sap.com/sap/support/notes/133478 (SAP Service marketplace login required)
Key words : 
additional key words tvak-delcf, attached advance correction, sales order, commitment functions, issue incorrect, program error, solution implement, confirmations, prerequisites
Related Notes : 
       
| 128979 | Commitment date:TIME_OUT after procesg header data | 
| 120357 | New requested date: Commitment not redetermined | 
| 117705 | Commitment date:Incorrect confirmatns f. dely grp |