Service WAS was not found on computer '.'

iis-7 windows-7 iis

I am using Windows 7 Professional. When I am trying to start DefaultAppPool in IIS 7.0, I am getting error -

Service WAS was not found on computer '.'.

Is there any changes in setting need to be done?

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Well, start off by checking if it is installed.

enter image description here

Control Panel > Programs > Programs and Features > Windows Process Activation Service


Control Panel > Programs > Turn Windows features on or off > Windows Process Activation Service > SELECT ALL > Click OK

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