diff --git a/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/embedding/ohos/FlutterPage.ets b/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/embedding/ohos/FlutterPage.ets
index 1634db5f6fdfad4be355fa193fb052a83844f491..de520a54ea24f5597c60a73ce132e836a3e3a613 100644
--- a/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/embedding/ohos/FlutterPage.ets
+++ b/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/embedding/ohos/FlutterPage.ets
@@ -183,7 +183,7 @@ export struct FlutterPage {
 
   aboutToDisappear() {
     this.flutterView?.removeFirstFrameListener(this);
-    getContext().eventHub.off(OHOS_FLUTTER_PAGE_UPDATE)
+    getContext()?.eventHub.off(OHOS_FLUTTER_PAGE_UPDATE)
   }
 
   onFirstFrame() {
diff --git a/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/plugin/editing/TextInputPlugin.ets b/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/plugin/editing/TextInputPlugin.ets
index 2d5c4ac2a3126a34a95acdfd54605be16dc2b005..89f07262f50722f577e0f0ecb279e5615a13099c 100644
--- a/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/plugin/editing/TextInputPlugin.ets
+++ b/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/plugin/editing/TextInputPlugin.ets
@@ -293,12 +293,12 @@ class TextInputMethodHandlerImpl implements TextInputMethodHandler {
   }
 
   cancelListenKeyBoardEvent(): void {
-    this.inputMethodController.off('insertText', this.insertTextCallback);
-    this.inputMethodController.off('deleteLeft', this.deleteLeftCallback);
-    this.inputMethodController.off('deleteRight', this.deleteRightCallback);
-    this.inputMethodController.off('sendFunctionKey', this.sendFunctionKeyCallback);
-    this.inputMethodController.off('sendKeyboardStatus', this.sendKeyboardStatusCallback);
-    this.inputMethodController.off('selectByRange', this.selectByRangeCallback);
+    this.inputMethodController?.off('insertText', this.insertTextCallback);
+    this.inputMethodController?.off('deleteLeft', this.deleteLeftCallback);
+    this.inputMethodController?.off('deleteRight', this.deleteRightCallback);
+    this.inputMethodController?.off('sendFunctionKey', this.sendFunctionKeyCallback);
+    this.inputMethodController?.off('sendKeyboardStatus', this.sendKeyboardStatusCallback);
+    this.inputMethodController?.off('selectByRange', this.selectByRangeCallback);
     this.imcFlag = false;
   }