If your goal is extracting the install files from the WUD then this will do it.
https://github.com/FIX94/wud2app
--- Single WUD File Usage ---
wud2app common.key game.key game.wud
--- Wudump Folder Usage ---
wud2app "/full/path/to/folder"
used this after decompressing the wux file and all worked well , thanks.
edit: sorry for double post- ;-;