SO –> Shipping –> Move Order
状态：BackOrder
--> 做搬运无法移仓（悬挂住物料，具体原因待查证）
解决方案：
update mtl_txn_request_lines.line_status = 7
MTL_TXN_REQUEST_HEADERS.HEADER_STATUS or MTL_TXN_REQUEST_LINES.LINE_STATUS
| Value | Meaning |
|---|---|
| 1 | Incomplete |
| 2 | Pending Approval |
| 3 | Approved |
| 4 | Not Approved |
| 5 | Closed |
| 6 | Canceled |
| 7 | Pre Approved |
| 8 | Partially Approved |