Enable .Net Framework 3.5

Enable .Net Framework 3.5

Issue

  1. Invalid Procedure Call or Argument Number 5
  2. Incorrect .Net Framework installed

Enable the .NET Framework 3.5 in Control Panel

You can enable the .NET Framework 3.5 through the Windows Control Panel. This option requires an Internet connection.

  1. Press the Windows key Screenshot of the Windows key logo. on your keyboard, type "Windows Features", and press Enter. The Turn Windows features on or off dialog box appears.

  2. Select the .NET Framework 3.5 (includes .NET 2.0 and 3.0) check box, select OK, and reboot your computer if prompted.

    Screenshot showing installation of .NET with the control panel.

    You don't need to select the child items for Windows Communication Foundation (WCF) HTTP Activation and Windows Communication Foundation (WCF) Non-HTTP Activation unless you're a developer or server administrator who requires this functionality.