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Resolving Error 1020

If you are receiving an Error Code 1020 when trying to launch the game after the latest patch and you have Windows XP, you can resolve this issue by updating your Microsoft Visual C++ 2005 Runtime. You'll need to run this as the administrator, which you can do by right-clicking on your launch icon and using the "run as administrator" option.

Just download and install these updates for Windows:

If you're a 32-bit Windows user, you can use think link
If you're a 64-bit Windows user, you can use think link.

If you're a CrossOver user, you can use link.