The reported error suggests that the media player in use, whatever it may be, is unable to connect directly to the URL to play the files directly. Rather than attempting to play the files in real time, try downloading from the web site, by right clicking on the file name and then 'Save Target as...'

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Willum
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Willum

After silence, that which comes nearest to expressing the inexpressible is Music.
Aldous Huxley
( especially when the music is played on a KN7000....)