diff --git a/src/core b/src/core
index 2d930457..e5a4b1b9 160000
--- a/src/core
+++ b/src/core
@@ -1 +1 @@
-Subproject commit 2d930457e203b2f4deee12c7aad8ca864766a941
+Subproject commit e5a4b1b941d36b34bb91a622de8ea5a0f98b6d99
diff --git a/src/onebot11/action/group/GetGroupEssence.ts b/src/onebot11/action/group/GetGroupEssence.ts
index a6a7a2bd..4ffb2347 100644
--- a/src/onebot11/action/group/GetGroupEssence.ts
+++ b/src/onebot11/action/group/GetGroupEssence.ts
@@ -4,17 +4,21 @@ import { OB11Constructor } from '../../constructor';
 import BaseAction from '../BaseAction';
 import { ActionName } from '../types';
 import { NTQQMsgApi } from '@/core/apis/msg';
-import { WebApi } from '@/core/apis/webapi';
+import { GroupEssenceMsgRet, WebApi } from '@/core/apis/webapi';
 
 interface PayloadType {
     group_id: number;
     pages: number;
 }
 
-export class GetGroupEssence extends BaseAction<PayloadType, any> {
+export class GetGroupEssence extends BaseAction<PayloadType, GroupEssenceMsgRet> {
     actionName = ActionName.GoCQHTTP_GetEssenceMsg;
 
     protected async _handle(payload: PayloadType) {
-        return await WebApi.getGroupEssenceMsg(payload.group_id.toString(), payload.pages.toString());
+        let ret = await WebApi.getGroupEssenceMsg(payload.group_id.toString(), payload.pages.toString());
+        if (!ret) {
+            throw new Error('获取失败');
+        }
+        return ret;
     }
 }