From Geeki
Unless otherwise stated, GAZ requires a properly working version of vBulletin. The following is a list of vBulletin versions and their corresponding version numbers that are known to function together without issue. Please note that GAz may work fine on other versions of vBulletin, it just may not be documented here yet.
vBulletin 3.6.4
vBulletin 3.6.5
vBulletin 3.6.6
vBulletin 3.6.7
vBulletin 3.6.7 PL1