Solution 2: Use with Older Version of GTA V Make sure to replace any existing files and check to see if the Error is fixed in this way.After that, move over to the GTA V installation folder and paste the files there.In this folder, move to the “bin” folder and copy all of the files present there.Extract the downloaded file and open the extracted folder.Download the Script Hook application from here.Solution 1: Update the Script Hook Application This is because the game developers might have included some patches or features that block the Script Hook functionality and prevent you from using it. The Script Hook V Critical Error is mostly caused due to the Script Hook application being outdated or sometimes because a new version of the GTA 5 game has been released due to which the Script Hook has stopped working. Script Hook V Critical Error Why is the Script Hook V Critical Error Caused on GTA 5? In this article, we have included some fixes and workarounds that you can use to get rid of this error completely. However, we have been getting some reports of the Script Hook V Critical Error which occurs while trying to launch into the game with Script Hook V. Script Hook V is the additional library that the GTA V users use to run GTA script native functions in custom plugins.