请教一下，这是什么原因呢？
Creator": "PDA",
"NeedUpDateFields": [],
"Model": {
"FID": 0,
"FBillType": {
"FNumber": "SCBLD01_SYS"
},
"FDate": "\/Date(1460557243000+0800)\/",
"FStockOrgId": {
"FNUMBER": "100"
},
"FPrdOrgId": {
"FNUMBER": "100"
},
"PRD_FeedMtrl__FEntity": [
{
"FMaterialId": {
"FNumber": "01010002"
},
"FUnitID": {
"FNumber": "t"
},
"FActualQty": 1.0,
"FStockId": {
"FNumber": "CK002"
},
"FMoBillNo": "MO000001",
"FMoEntryId": "100004",
"FMoId": 100004,
"FMoEntrySeq": 1,
"FEntrySrcBillNo": "PPBOM00000001",
"FEntrySrcEnteryId": 100001,
"FEntrySrcInterId": 100001,
"FEntrySrcEntrySeq": 1,
"FEntrySrcBillType": "PRD_PPBOM",
"FPPBomBillNo": "PPBOM00000001",
"FPPBomEntryId": 100001,
"FOwnerId": {
"FNUMBER": "100"
},
"FOwnerTypeId": "BD_OwnerOrg",
"FWorkShopId": {
"FNumber": "BM000003"
},
"FEntrtyDescription": "test"
}
]
}
}, result= {"Result":{"ResponseStatus":{"ErrorCode":500,"IsSuccess":false,"Errors":[{"FieldName":"","Message":"第1行分录，实发数量或报废数量不为0，需要录入货主"},
推荐阅读