Several users running Windows Vista with SP1 installed who recently downloaded an audio driver for through Windows Update say the update disables their machines' audio functionality.

The update for IDT (Formerly Sigmatel)'s high definition sound and is called "IDT High Def Codec," according to several users on a Dell customer forum, who claim that installing the update results in a "Code 10" Error after rebooting, as well as the loss of audio.

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Windows Vista, Vists SP1, Audio, Driver, Bug