diff --git a/entry/src/main/ets/entryability/EntryAbility.ets b/entry/src/main/ets/entryability/EntryAbility.ets
index a9c6343263d842ff073d9ae054ed1380e9235dc4..b4f15b21d92285b016651c52599b13b65171d5a9 100644
--- a/entry/src/main/ets/entryability/EntryAbility.ets
+++ b/entry/src/main/ets/entryability/EntryAbility.ets
@@ -32,7 +32,12 @@ export default class EntryAbility extends UIAbility {
     // Main window is created, set main page for this ability
     hilog.info(0x0000, 'testTag', '%{public}s', 'Ability onWindowStageCreate');
 
-    windowStage.getMainWindowSync().setWindowKeepScreenOn(true);
+    try {
+      windowStage.getMainWindowSync().setWindowKeepScreenOn(true);
+    } catch (error) {
+      let err = error as BusinessError;
+      hilog.error(0xFF00, 'AVCodecBufferMode', `setWindowKeepScreenOn fail, code = ${err.code}, message = ${err.message}`);
+    }
     windowStage.loadContent('pages/Index', (err) => {
       if (err.code) {
         hilog.error(0x0000, 'testTag', 'Failed to load the content. Cause: %{public}s', JSON.stringify(err) ?? '');
diff --git a/entry/src/main/ets/pages/Index.ets b/entry/src/main/ets/pages/Index.ets
index b842f3a2a1a1f1a009e4a9e3d504532e302cc64d..7a387cbd6c7251c7874c38c55d1b2e1d9a6d571e 100644
--- a/entry/src/main/ets/pages/Index.ets
+++ b/entry/src/main/ets/pages/Index.ets
@@ -20,6 +20,8 @@ import { VideoDataModel } from '../model/VideoDataModel';
 import { fileIo } from '@kit.CoreFileKit';
 import transcoding from 'libtranscoding.so';
 import { formatVideoTime } from '../common/utils/TimeUtils';
+import { hilog } from '@kit.PerformanceAnalysisKit';
+import { BusinessError } from '@kit.BasicServicesKit';
 
 @Entry
 @Component
@@ -228,17 +230,22 @@ struct Index {
   }
 
   transcoding() {
-    this.getUIContext().getHostContext()?.resourceManager.getRawFd('video_sample.mp4').then((inputDesc) => {
-      let outputFile = fileIo.openSync(this.getUIContext().getHostContext()?.cacheDir + '/transcoding.mp4',
-        fileIo.OpenMode.READ_WRITE | fileIo.OpenMode.CREATE);
-      this.isTranscoding = true;
-      transcoding.startNative(inputDesc.fd, outputFile.fd, inputDesc.offset, inputDesc.length,
-        this.videoDataModel.videoCodecMime, this.videoDataModel.frameRate, this.videoDataModel.bitRate,
-        () => {
-          this.isTranscoding = false;
-          this.dialogController.close();
-          this.pageStack.pushPathByName('VideoPlayer', '');
-        })
-    });
+    try {
+      this.getUIContext().getHostContext()?.resourceManager.getRawFd('video_sample.mp4').then((inputDesc) => {
+        let outputFile = fileIo.openSync(this.getUIContext().getHostContext()?.cacheDir + '/transcoding.mp4',
+          fileIo.OpenMode.READ_WRITE | fileIo.OpenMode.CREATE);
+        this.isTranscoding = true;
+        transcoding.startNative(inputDesc.fd, outputFile.fd, inputDesc.offset, inputDesc.length,
+          this.videoDataModel.videoCodecMime, this.videoDataModel.frameRate, this.videoDataModel.bitRate,
+          () => {
+            this.isTranscoding = false;
+            this.dialogController.close();
+            this.pageStack.pushPathByName('VideoPlayer', '');
+          })
+      });
+    } catch (error) {
+      let err = error as BusinessError;
+      hilog.error(0xFF00, 'AVCodecBufferMode', `transcoding fail, code = ${err.code}, message = ${err.message}`);
+    }
   }
 }
\ No newline at end of file