What file are you trying to play (the exact name would help)?
What version of media player are you using?
Are you connected to the Internet when you get the message that one or more
codecs required to play the file could not be found
Do you have the latest version of DirectX installed?
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Best Wishes.....John Kelly www.the-kellys.org www.the-kellys.co.uk
All material gained from other sources is duly acknowledged. No Value is
obtained by publishing in any format other peoples work