Solution : https://service.sap.com/sap/support/notes/705611 (SAP Service marketplace login required)
Key words : 
version  application area  msgno  type  l0      vl                119, terms lips-grkor reason, idocs receive error status 51, idoc receives status 52, call transaction sm30, enter message vl 119, requested complete delivery, warning message vl 119, decentralized delivery document, attached program corrections
Related Notes : 
       
| 645416 | Deletion of batch split items per IDoc | 
| 587009 | Annoying messages when delivery groups are deleted | 
| 521409 | Problems with deleting delivery items online |