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GetInnerErrorInfo

  • Article

Returns additional information about the error.

Syntax

HRESULT GetInnerErrorInfo
  ([out, retval] IUnknown** ppVal)
;

Parameters

ppVal
[out] Pointer to the IUnknown interface that gives additional information about the cause of the error. If no inner information is available, this parameter is NULL.

Return Value

The following table describes possible return values.

Return Value Description

S_OK

The function successfully returned the error information.

S_FALSE

Indicates that no additional error information is available, and ppVal is NULL.

E_POINTER

Indicates an invalid pointer.

IControlErrorInfo