The error message “There Are No Active Mixer Devices Available” appeared after clicking on the Volume icon in the Windows System Tray. Audio worked fine before shutting the computer down yesterday and clicking on the icon was one of the first actions of the new day.
MP3 playback was still working but games would not [...]
There Are No Active Mixer Devices Available
Repair Windows: Blank Dialog Boxes
Blank dialog boxes when opening Help and Support, User Accounts or System Restore are usually caused by Registry settings that are not set correctly anymore or by missing or corrupted dll files. The error can also appear in Internet Explorer when the print preview is blank or when starting Microsoft Windows Media Player which returns [...]

