title AsyncBase::get_ErrorCode Method | Microsoft Docs ms.custom ms.date 11/04/2016 ms.technology cpp-windows ms.topic reference f1_keywords async/Microsoft::WRL::AsyncBase::get_ErrorCode dev_langs C++ helpviewer_keywords get_ErrorCode method ms.assetid 50b4f8a2-9a21-4ea0-bb5d-7ff524d62aea author mikeblome ms.author mblome ms.workload cplusplus uwp AsyncBase::get_ErrorCode Method Retrieves the error code for the current asynchronous operation. Syntax STDMETHOD( get_ErrorCode )(HRESULT* errorCode) override; Parameters errorCode The location where the current error code is stored. Return Value S_OK if successful; otherwise, E_ILLEGAL_METHOD_CALL if the current asynchronous operation is closed. Requirements Header: async.h Namespace: Microsoft::WRL See Also AsyncBase Class