计划规则报错

src/views/rulesManagement/components/programRulesDialog.vue

@@ -705,7 +705,7 @@
                   deviceInfo: item.equipmentList.map((item) => {
                     return {
                       substanceId: this.dialogTitle.includes('新增')
-                        ? item.position[0].substanceId
+                        ? item.position[0]?.substanceId
                         : item.id,
                       // 前端回显字段
                       id: item.id,