Just Overwrite your binaries\XIGNCODE.USA Folder
be sure to delete log files \XIGNCODE.USA Folder
NOTE: for those who got or can't play the game anymore, this should help you to fix the xigncode error
virus scan
XIGNCODE.USA.rar - Jotti's malware scan
https://www.virustotal.com/file/7bb7...is/1354785206/