The downloaded file is corrupted. Please check your internet connection and launch again the Updater.
You can ask for help on the official website: www.urbanterror.info
I tried to download another copy but the result is always the same.
Thanks for your help.
I'm on mac os x 10.9
This post has been edited by patrickbateman1: 23 November 2013 - 10:22 AM