.ace patch

[imotep]

hi guys, i need help to find the right sofware to unace patch with the .ace like civ3_116f_exe.ace (latest civ3 patch). it alway give me this error: unsupported method: 2, file civilisation.exe skipped

i tried winrar, unace.exe & arjfolder = still the same message. Do i have to get a special software for these are what ?

Thx