diff --git a/src/stores/modules/uiStore.js b/src/stores/modules/uiStore.js
index 3b31f28..3011f47 100644
--- a/src/stores/modules/uiStore.js
+++ b/src/stores/modules/uiStore.js
@@ -13,6 +13,13 @@ export const useUiStore = defineStore('ui', () => {
     checks = ['设备在线', '无活动告警', '指令互斥检查']
   ) {
     return new Promise((resolve) => {
+      let settled = false
+      const settle = (value) => {
+        if (settled) return
+        settled = true
+        resolve(value)
+      }
+
       const list = Array.isArray(checks) ? checks.filter(Boolean) : []
       const body = list.length
         ? () =>
@@ -32,18 +39,23 @@ export const useUiStore = defineStore('ui', () => {
         confirmBtn: '确认执行',
         cancelBtn: '取消',
         theme: 'warning',
+        destroyOnClose: true,
         onConfirm: () => {
           dialog.hide()
-          resolve(true)
+          settle(true)
         },
+        // 自定义 onClose 会覆盖插件默认关窗；取消/关闭都必须自行 hide
         onClose: () => {
-          resolve(false)
+          dialog.hide()
+          settle(false)
         },
         onCloseBtnClick: () => {
-          resolve(false)
+          dialog.hide()
+          settle(false)
         },
         onCancel: () => {
-          resolve(false)
+          dialog.hide()
+          settle(false)
         },
       })
     })