Solution : https://service.sap.com/sap/support/notes/500176 (SAP Service marketplace login required)
Key words :
idoc mass processing job, delivery collective processing, delivery items created, high data throughput, program change/modification, successfully set lock, parallel processing completely, actual availability calculation, successful lock attempts, successfull batch determination
Related Notes :
770784 | Information on locking problems during availability check |
767372 | Confirmed quantity 0 in sales order (IDoc) |
649412 | Delivery in collective processing does not find batch |