During the installation of a new version of SelectPay, the installer may stop and give the error code 0x80070643. This is a Windows error and points to a .NET Framework failing to install. While we do not have a guaranteed solution to this issue, steps that have worked previously are below.
Web service installation selected
Ensure the credentials being used are correct and have administrator privileges.
Select a different application pool to install the web service to; if this fails, create a new application pool.
Web service installation not selected
Ensure all Windows updates have been completed on the server.
When entering service details, select the checkbox, use local system account. Once it has been installed, change the user from the services list.
Click the Windows icon, type 'Services'.
Click Services, find and right-click the service.
Click Properties, and then click the Log On tab.
Select the, this account, check box.
Enter the user name and password.
Click Apply, and then Ok.
Run the bootstrapper.exe directly as an administrator.
Click the Windows icon, and then click File Explorer.
Navigate to the installation files.
Within the installation files, double-click Install.
Right-click SelectPayBootstrapper.exe.
Click Run as administrator, and then click Ok.