qWave.dll is a required DLL and is part of the Quality Windows Audio Video Experience component that is installed by default on desktops but is disabled by on Windows Servers.
qWave can be added in a number of ways:
- Through the Add Features interface by selecting the Quality Windows Audio Video Experience component
- By running the following command in a command prompt: Servermanagercmd –install Qwave
- Via the Services interface by enabled Quality Windows Audio Video Experience
Regardless of installation method, after installing qWave, restart your machine and rerun your install of Dashboard or SDS.