1. Navigate to C:\Program Data\Sage Installations.  (If you don't see Program Data in your C drive, you will have to tick the show hidden files and folders under view).
2. In the Sage Installations folder, click on Date Modified so file explorer shows you the newest folders first.
3. Double click on the one with today's date and the one with the closest time to your installation attempt.
4. In this folder you should see an .exe called South Africa. Right click on this and select run as admin.
5. Click on the next prompts and use the wizard to complete this installation.

Once the South Africa file has been installed, you will run the install again and exclude the South Africa time table:

1. Go back to where you have saved the install.
2. Right click on the install and select Run as Admin.
3. On the screen where you can select Country, Uncheck South Africa and continue with the rest of the install.