Error: “1670: Unable to load module C:\Act!_Pro_v16\ACTSTD\IISSetup.dll, Error Code: 998” when attempting to install Act! Pro v16
Product Family: Act!
Product: Act! Pro v16
O/S: Windows 7
This happens when IIS is turned off in the control panel.
- Click Start > Control Panel
- Click Programs and Features
- Click Turn Windows features on or off
- Enable the checkbox next to Internet Information Services and click OK
- Attempt installation again to test