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Sims 3 There was an Error During Startup: 5 Ways to Fix it

Administrative privileges are required to fix this problem

3 min. read

Updated onOctober 4, 2023

updated onOctober 4, 2023

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Key notes

Sims 3 is one of the best games in its series. However, some players have posted about a Sims 3 startup error on EA’s forum.

The error message for that issue states,There was an error during startup. Consequently, users can’t launch Sims 3 when the game displays that error message.

Users have also reported getting the Sims 3 errorThere was an error during startup please see the Log for more details Steam.

Here are the causes and the best fixes for this error.

Why am I getting Sims 3 there was an error during startup error?

Why am I getting Sims 3 there was an error during startup error?

From user experiences, we gather that a few factors may trigger this error. The top of the list includes the following:

Regardless of why this error appears, the solutions below will surely fix it so you can get back to playing the game.

How can I fix Sims 3 there was an error during startup error?

How can I fix Sims 3 there was an error during startup error?

1. Run the game with administrator privileges

The first recommended fix for the Sims 3 launcher error during startup is to run the game with administrative privileges.

Running Sims 3 in a dedicated gaming browser is a game-changer. And we believe it’s worth it.

2. Delete cache files for Sims 3

3. Delete game mods

4. Reinstall Sims 3

5. Delete expansion registry keys

Those are some of the confirmed fixes for the Sims 3there was an error during startupissue. So, there’s a pretty good chance the above fixes will resolve the issue for most users.

Remember to try what you seem most comfortable with since these solutions are not written in any particular order.

Let us know in the comments below what worked for you.

Matthew Adams

Windows Hardware Expert

Matthew is a freelancer who has produced a variety of articles on various topics related to technology. His main focus is the Windows OS and all the things surrounding it.

He is passionate about the tech world, always staying up-to-date with the latest and greatest. With an analytical view, he likes problem-solving, focusing on errors and their causes.

In his free time, he likes to read and write about history and tries to always develop new skills.

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Matthew Adams

Windows Hardware Expert

He is passionate about everything surrounding Microsoft’s OS, focusing on troubleshooting guides & tips for everyday problems.