UPDATE `0_wo_issue_items` i, `0_stock_moves` m
SET i.unit_cost=m.standard_cost
- WHERE i.unit_cost=0 AND i.stock_id=m.stock_id AND m.trans_no=i.issue_id AND m.`type`=28 AND m.qty=-i.qty_issued
+ WHERE i.unit_cost=0 AND i.stock_id=m.stock_id AND m.trans_no=i.issue_id AND m.`type`=28 AND m.qty=-i.qty_issued;
UPDATE `0_wo_requirements` r, `0_stock_moves` m
SET r.unit_cost=m.standard_cost