How to fix Script Extender update failed error in Baldur’s Gate 3 (BG3)

If you’ve attempted to launch Baldur’s Gate 3 (BG3) but noticed an error pop-up saying “Script Extender update failed,” you’ve come to the right place.

You’re not alone in this struggle, as others online have spoken up about this strange error message. Here are some possible solutions to this issue.

Baldur’s Gate 3: Script Extender update failed error solutions

The unfortunate thing about this error is the fact that you’re not able to launch the game at all. It doesn’t offer any solutions, it just gives you a confusing error message. Here are some possible solutions to how you can fix the Script Extender update failed error in Baldur’s Gate 3 (BG3).

Update/reinstall Script Extender

Many mods in BG3 require a Script Extender, like Norbyte’s Baldur’s Gate 3 Script Extender. Read the installation guide carefully, and make sure you have the updated version of the Script Extender.

If your game is updated, but the Script Extender isn’t, or vice versa, this can create problems. Sometimes updating doesn’t work, and you should try uninstalling and reinstalling it.

Related: How to respec in Baldur’s Gate 3

Check for broken mods

Perhaps some of your mods just aren’t working properly, or maybe they work well on their own, but not with other mods together. Mod conflicts can be quite common, so check the mod pages to make sure they can work well with other mods. This may even give you insight to certain mods you’ve yet to update, due to a new Patch or Hotfix release for Baldur’s Gate 3.

Update your game

Perhaps you’ve forgotten to update BG3 to its latest version. It’s best to have all your Steam games automatically update. But how can you enable this? Here’s how to do it:

1. Right-click on Baldur’s Gate 3 in Steam Library.
2. Select “Properties,” then look under “Updates.”
3. Under “Automatic Updates,” make sure it’s set to “Always keep this game updated.”

Uninstall and reinstall BG3

As a last resort, if none of these options work, you may have to uninstall and reinstall Baldur’s Gate 3. It’s a very large game and can take a long time to install, but it may be your only solution. Honestly, it shouldn’t come to this, and your game should run fine after trying the other solutions first.

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Baldur’s Gate 3 is available on Steam and the PlayStation 5.