The standard WAV codec/splitter has probably been taken over or had its registry settings broken by something (e.g. a codec pack). You can usually repair it by following the first part of HOW TO: Enable/fix playback of various media formats in Opus.
The standard WAV codec/splitter has probably been taken over or had its registry settings broken by something (e.g. a codec pack). You can usually repair it by following the first part of HOW TO: Enable/fix playback of various media formats in Opus.