[fix]增加容错

assets/app-appinit/view/AppInit.ts

@@ -4,7 +4,7 @@ import { LOGIN_TOKEN } from '../../res-native/network/HttpRequest';
 import { Tools } from '../../res-native/tools/Tools';
 import { app } from '../../app/app';
 import { USERDATA } from '../../res-native/data/UserData';
-import { LANG_SET, LANG_STRING, LangSet } from '../../res-native/setting/LangSet';
+import { LANG_SET, LANG_STRING, LangSet, LangType } from '../../res-native/setting/LangSet';
 const { ccclass, property } = _decorator;
 
 @ccclass('AppInit')
@@ -85,7 +85,7 @@ export class AppInit extends BaseAppInit {
 
         LOGIN_TOKEN.setToken(params.token, params.token, "", "")
 
-        LANG_SET.langIndex = LANG_STRING[params.lang as keyof typeof LANG_STRING]
+        LANG_SET.langIndex = LANG_STRING[params.lang as keyof typeof LANG_STRING] || LangType.ZH
     }
 
     // BaseAppInit中使用start方法作为初始化入口，如果重写start方法，请注意调用父类方法