Sims 4 Unable To Start There Was An Error Processing The Startup Configuration Script Exclusive [work] May 2026

If you are seeing the error: , you are not alone. This specific error has plagued players since the Horse Ranch and For Rent expansions, but it continues to appear after patches, game updates, or mod installs.

Now, go build that dream home. Your save file is waiting. If you are seeing the error: , you are not alone

In 95% of reported cases, simply deleting the Config folder inside Documents\Electronic Arts\The Sims 4 and disabling real-time antivirus resolves the "exclusive access" problem instantly. Your save file is waiting

Nothing is more frustrating than settling in for a long evening of building dream homes or crafting intricate life stories, only to be met with a cryptic error message instead of the familiar loading plumbob. If you are still stuck after all these

If you are still stuck after all these steps, visit the official EA Answers HQ or the Sims After Dark Discord, and attach your lastException.txt file from Documents\Electronic Arts\The Sims 4 . Do not reinstall Windows for this error—it is almost never an OS issue, but a file permission or rogue process issue.