diff --git a/zh-cn/application-dev/task-management/efficiency-resource-request.md b/zh-cn/application-dev/task-management/efficiency-resource-request.md
index d6e85103998b6105cf3b1084b8e1a1f9fdca985d..0a9a8492823f9d3cbebc4f046419abfe298ee100 100644
--- a/zh-cn/application-dev/task-management/efficiency-resource-request.md
+++ b/zh-cn/application-dev/task-management/efficiency-resource-request.md
@@ -58,6 +58,7 @@
 
    ```ts
    import { backgroundTaskManager } from '@kit.BackgroundTasksKit';
+   import { BusinessError } from '@kit.BasicServicesKit';
    ```
 
 2. 申请能效资源。
@@ -72,15 +73,24 @@
      isPersist: true, // 永久持有资源
      isProcess: false, // 在应用级别申请
    };
-   backgroundTaskManager.applyEfficiencyResources(request);
-   console.info("Succeeded in invoking applyEfficiencyResources.");
+   try {
+     backgroundTaskManager.applyEfficiencyResources(request);
+     console.info("Succeeded in invoking applyEfficiencyResources.");
+   } catch (error) {
+     console.error(`Operation applyEfficiencyResources failed. code is ${(error as BusinessError).code} message is ${(error as BusinessError).message}`);
+   }
    ```
 
 3. 释放能效资源。应用在后台完成工作后，及时释放资源，支持释放部分资源或全部资源。
 
    ```ts
    // 应用在后台完成了工作后，全部释放能效资源
-   backgroundTaskManager.resetAllEfficiencyResources();
+   try {
+     backgroundTaskManager.resetAllEfficiencyResources();
+     console.info("Succeeded in invoking resetAllEfficiencyResources.");
+   } catch (error) {
+     console.error(`Operation resetAllEfficiencyResources failed. code is ${(error as BusinessError).code} message is ${(error as BusinessError).message}`);
+   }
    //应用在后台完成了工作后，部分释放能效资源
    let request: backgroundTaskManager.EfficiencyResourcesRequest = {
      resourceTypes: backgroundTaskManager.ResourceType.CPU,
@@ -90,8 +100,12 @@
      isPersist: true,
      isProcess: false, // 在应用级别释放资源
    };
-   backgroundTaskManager.applyEfficiencyResources(request);
-   console.info("Succeeded in invoking applyEfficiencyResources.");
+   try {
+     backgroundTaskManager.applyEfficiencyResources(request);
+     console.info("Succeeded in invoking applyEfficiencyResources.");
+   } catch (error) {
+     console.error(`Operation applyEfficiencyResources failed. code is ${(error as BusinessError).code} message is ${(error as BusinessError).message}`);
+   }
    ```
 
    > **说明：**
diff --git a/zh-cn/application-dev/task-management/transient-task.md b/zh-cn/application-dev/task-management/transient-task.md
index 5baf2ba9939e57437f033a4635a1b3fb219a7d99..9c218f4d9136ba3d77607d507bcae4e0e51a101d 100644
--- a/zh-cn/application-dev/task-management/transient-task.md
+++ b/zh-cn/application-dev/task-management/transient-task.md
@@ -56,13 +56,21 @@
    // 申请短时任务
    function requestSuspendDelay() {
      let myReason = 'test requestSuspendDelay';   // 申请原因
-     let delayInfo = backgroundTaskManager.requestSuspendDelay(myReason, () => {
+     try {
+       let delayInfo = backgroundTaskManager.requestSuspendDelay(myReason, () => {
        // 回调函数。应用申请的短时任务即将超时，通过此函数回调应用，执行一些清理和标注工作，并取消短时任务
-       console.info('suspend delay task will timeout');
-       backgroundTaskManager.cancelSuspendDelay(id);
-     })
-     id = delayInfo.requestId;
-     delayTime = delayInfo.actualDelayTime;
+         console.info('suspend delay task will timeout');
+         try {
+           backgroundTaskManager.cancelSuspendDelay(id);
+         } catch (error) {
+           console.error(`Operation cancelSuspendDelay failed. code is ${(error as BusinessError).code} message is ${(error as BusinessError).message}`);
+         }
+       })
+       id = delayInfo.requestId;
+       delayTime = delayInfo.actualDelayTime;
+     } catch (error) {
+       console.error(`Operation requestSuspendDelay failed. code is ${(error as BusinessError).code} message is ${(error as BusinessError).message}`);
+     } 
    }
 
    // 执行应用本身业务
@@ -88,7 +96,11 @@
    let id: number; // 申请短时任务ID
   
    function cancelSuspendDelay() {
-     backgroundTaskManager.cancelSuspendDelay(id);
+     try {
+       backgroundTaskManager.cancelSuspendDelay(id);
+     } catch (error) {
+       console.error(`Operation cancelSuspendDelay failed. code is ${(error as BusinessError).code} message is ${(error as BusinessError).message}`);
+     }
    }
    ```