跳转设置页返回存在白屏页

Button("to应用信息").onClick(()=> { 
  let context = getContext(this) as common.UIAbilityContext; 
  context.startAbility({ 
    bundleName: 'com.huawei.hmos.settings', 
    abilityName: 'com.huawei.hmos.settings.MainAbility',// com.huawei.hmos.settings.AppInfoAbility 
    uri: 'application_info_entry', //application_settings   application_info_entry 
    parameters: { 
      pushParams: context.abilityInfo.bundleName // 应用包名com.example.tosettingdemo  'uiAbilityContext.abilityInfo.bundleName' 
    } 
  }); 
}).margin(10)