Durning Module installation some versions of DotNetNuke fail to Identify a Module Supported Features. Use the SQL below in Host > SQL, Check "Run As Script"
You will have to restart the Application for the changes to take effect.
Update DesktopModules Set SupportedFeatures = 1 Where FriendlyName = 'Form Master'
Form Form Master 2008 Users
Update DesktopModules Set SupportedFeatures = 1 Where FriendlyName = 'Form Master 2008'