订单管理，居间费明细显示bug修复

src/HDrpManagement/orderManage/details/tabs/rebatesettlement.vue

@@ -81,8 +81,9 @@ export default {
         },
       })
       this.rebHeadData = res.data
-      this.activeName = res.data.length > 1?res.data[0].title:''
-      this.sa_rebatesettlementid = res.data.length > 1?res.data[0].sa_rebatesettlementid:''
+      console.log(this.rebHeadData,'data数据')
+      this.activeName = res.data.length > 0?res.data[0].title:''
+      this.sa_rebatesettlementid = res.data.length > 0?res.data[0].sa_rebatesettlementid:''
       this.sa_rebatesettlementid?this.listData():''
     },
     async listData () {