aplay: test_wavefile:807: can't play WAVE-file format 0x0055 !??

[stan]

On Fri, 04 Sep 2009 10:34:19 -0400
William Case <billlinux at rogers.com> wrote:

> On Fri, 2009-09-04 at 16:24 +0200, Michael Schwendt wrote:
> > file ~/Music/babycry.wav
> 
> $ file ~/Music/babycry.wav
> /home/bill/Music/babycry.wav: RIFF (little-endian) data, WAVE audio,
> MPEG Layer 3, mono 11025 Hz
> 

This is an mp3 file.  aplay doesn't know how to play those, it is a
simple low level application that can only deal with standard wav
formats.  Rename it with an mp3 extension instead of wav.  It isn't a
wav file.  Or run sox and convert it into a true wav file.