Android :: Server-side AAC Audio ?

As I understand it, Android will only play AAC format audio if it's encoded as MPEG-4 or 3GPP.

I'm able to play AAC audio encoded as M4A when it's local to the app, but it fails when obtaining it from a server.

The following works, as the m4a file is held locally in the res/raw directory.

CODE:........................

The following doesn't work. (But does with MP3's).

CODE:...................

Can anyone shed any light on why it fails when the m4a audio file is not local?

Here's (some of) the error...

CODE:...................

I'm targeting SDK 1.6.