Without those changes in OpenIV.ASI, your game had crash during loading screen in some very specific scenario, only when you have Simplified Chinese language selected in game. The latest version of GTA V has some non-critical changes in the code, which affected by OpenIV.ASI, and we made similar changes in our code.
OpenIV is a multi-purpose editor and archive manager for PC versions of Grand Theft Auto V, Grand Theft Auto IV/EFLC and Max Payne 3.