Solution : https://service.sap.com/sap/support/notes/436660 (SAP Service marketplace login required)
Key words : 
system displays error message vr544, system administrationthe generated error message, additional key words vl 200, enter message class vr, /3 support package sapkh40b52 release 4, /3 support package sapkh45b30 release 4, /3 support package sapkh46b23 release 4, /3 support package sapkh46c13 change, note dated october/01/2001 corresponds, system generated error message
Related Notes : 
       
| 868018 | VL10: Program termination with error message VR555 | 
| 413704 | Inbound delivery and valuated batch material | 
| 350611 | VL10: Block on predecessor lost after delivery | 
| 328242 | Change of batch does not delete valuation type | 
| 186380 | Valuation type in the delivery cannot be determined | 
| 164269 | VL01/VL02: Valuation type is not checked |