This upgrade fixes the situation whereby the main menu loads but there is no mouse cursor and it is impossible to select any of the options. This does not affect any other issues, so if you do not have this problem you should not install this upgrade.
Download the file and then extract the Colditz.exe file (using any unzipping utility) to the POW folder. By default this is c:program filescodemastersPOW. You should overwrite the existing file.
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