Where can I get Bsac-SBR test vector / conformance bitstreams?

Hello all,
I am new to BSAC. I have the code & the bitstreams with me.
I dont the decoder options to be given.
it always gives this error message.

/**************************/
mp4audec: MPEG-4 Natural Audio Decoder
decoding C:\TestVectors_BSAC\harp64.mp4 -> harp64.au
mp4audec: WARNING: error decoding audio file C:\TestVectors_BSAC\harp64.mp4
mp4audec: finished
/************************/

Can somebody help me out as to how this problem can be resolved.
Thanks & regards,
Bharathi.