|Microsoft DirectX 9.0|
The Unload method unloads instrument data from a performance or audiopath.
HRESULT Unload( IUnknown *pAudioPath );
Pointer to the IUnknown interface of the performance or audiopath from which to unload the instrument data.
If the method succeeds, the return value is S_OK.
If it fails, the method can return one of the error values shown in the following table.
The method succeeds even if no data was previously downloaded.
Header: Declared in dmusici.h.