Windows 處理序啟用服務 (WAS) 嘗試尋找內建 IIS_IUSRS 群組時發生錯誤。檢視與設定 IIS_IUSRS 群組的安全性權限時可能有問題。當電腦已經加入舊有網域做為網域控制站，就會發生這個問題。請參閱線上說明取得此問題的詳細資訊與解決方式。資料欄位中包含著錯誤號碼。

The Windows Process Activation Service (WAS) encountered an error attempting to look up the built in IIS_IUSRS group. There may be problems in viewing and setting security permissions with the IIS_IUSRS group. This happens if the machine has been joined and promoted to be a Domain Controller in a legacy domain. Please see the online help for more information and solutions to this problem. The data field contains the error number.