diff --git a/interfaces/kits/js/napi/inputmethod/include/js_input_method_utils.h b/interfaces/kits/js/napi/inputmethod/include/js_input_method_utils.h
index fa32354..5fee57a 100644
--- a/interfaces/kits/js/napi/inputmethod/include/js_input_method_utils.h
+++ b/interfaces/kits/js/napi/inputmethod/include/js_input_method_utils.h
@@ -22,7 +22,6 @@
 #include "js_input_method_setting.h"
 namespace OHOS {
     namespace MiscServices {
-//        class JsInputMethodSetting;
         NativeValue *CreateInputMethodSetting(NativeEngine& engine);
         NativeValue *CreateInputMethodController(NativeEngine& engine);
     }
diff --git a/services/src/peruser_session.cpp b/services/src/peruser_session.cpp
index 799bb79..1b6d18a 100644
--- a/services/src/peruser_session.cpp
+++ b/services/src/peruser_session.cpp
@@ -1221,7 +1221,9 @@ namespace MiscServices {
         sptr<InputClientProxy> client = new InputClientProxy(clientObject);
         sptr<IInputClient> interface = client;
         int remainClientNum = 0;
-        imsCore[0]->SetClientState(false);
+        if (imsCore[0] != nullptr) {
+            imsCore[0]->SetClientState(false);
+        }
         HideKeyboard(client);
         int ret = RemoveClient(client, remainClientNum);
         if (ret != ErrorCode::NO_ERROR) {
@@ -1241,7 +1243,9 @@ namespace MiscServices {
         MessageParcel *data = msg->msgContent_;
         sptr<IRemoteObject> clientObject = data->ReadRemoteObject();
         sptr<InputClientProxy> client = new InputClientProxy(clientObject);
-        imsCore[0]->SetClientState(true);
+        if (imsCore[0] != nullptr) {
+            imsCore[0]->SetClientState(true);
+        }
         ShowKeyboard(client);
     }