//plan

mallinkService/src/main/java/com/iformall/service/impl/TtCouponGoodsServiceImpl.java

@@ -667,7 +667,7 @@ public class TtCouponGoodsServiceImpl implements TtCouponGoodsService {
                 List<String> addDouyinIdList = new ArrayList<>();
                 addDouyinIdList.addAll(record.getDouyinIdList());
                 List<String> oldDouyinIdList = JSONObject.parseArray(oldTakeRate.getDouyinId(), String.class);
-                addDouyinIdList.remove(oldDouyinIdList);
+                addDouyinIdList.removeAll(oldDouyinIdList);
                 if(!addDouyinIdList.isEmpty()){//有新增的达人
                     poiPlan.setDouyinIdList(addDouyinIdList);
                     Map<String, Integer> douyinMap = JSONObject.parseObject(oldTakeRate.getDouyinIdStatus(), Map.class);