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anrui-fin/anrui-fin-biz/src/main/java/com/yxt/anrui/fin/biz/finbillapplication/FinBillApplicationService.java

@@ -373,7 +373,7 @@ public class FinBillApplicationService extends MybatisBaseService<FinBillApplica
         List<FinBillVehicleVo> finBillVehicleVos = finBillVehicleService.fetchVehBySid(sid);
         vo.setFinBillVehicles(finBillVehicleVos);
         List<FinBillTrailerVo> finBillTrailerVos = finBillTrailerService.fetchByMainSid(sid);
-        if (finBillTrailerVos.size() > 0) {
+        if (finBillTrailerVos != null) {
             for (FinBillTrailerVo finBillTrailerVo : finBillTrailerVos) {
                 BaseTrailerDetailsVo baseTrailerDetailsVo = baseTrailerFeign.fetchByGcVinNo(finBillTrailerVo.getGcVinNo()).getData();
                 List<CommonAppendixVo> commonAppendixVos = commonAppendixFeign.selByLinkSid(baseTrailerDetailsVo.getSid()).getData();