Sims 3 Serious Error While Loading Save? Fix It Now

Sims 3 Ultimate Resolution Guide for Black Screen Loading Errors

Recently, many players have encountered serious errors when loading Sims 3 to save files, and the game screen is pitch black. This article summarizes several effective solutions collected by MiniTool to help you solve this problem.

A serious error occurred while loading [World Name]. It is highly recommended that you restart the application.

This error usually occurs when the game cannot load the save file. The known reasons are as follows:

• The game cannot be written to the user folder.
• The world where the saved file is installed in is incorrect.
• The saved file is seriously corrupt and cannot load normally.
• Computer antivirus software is overprotected.
• Other permission issues.

To distinguish these error types, try loading a new saved file in the same world. If successful, it may be the third issue; if it fails, try creating a new save file in Sunset Valley. If successful, it may be the second problem; if it still fails, it may be the first problem.

Here are the steps to resolve the "Serious Error" issue:

Solution 1: Rename the Sims 3 folder

Rename the Sims 3 folder under Documents > Electronic Arts to another name, such as Sims 3 Older. Then launch the Sims 3 game, which creates a new folder, thus resetting the game completely. You may need to re-adjust the settings and reinstall your MOD, or transfer the MOD folder to a new folder.

You can then delete the old folder.

Solution 2: Temporarily disable antivirus software

Your firewall or antivirus software may block access to Sims 3, resulting in a serious error. Temporarily disable them to see if the error has been fixed. Here is how to disable the firewall:

Step 1: Enter Control Panel in the search box and press Enter.

Step 2: In the Control Panel window, select System and Security > Windows Defender Firewall > Enable or Disable Windows Defender Firewall.

Step 3: Check "Private Network" and "Public Network Settings" for "Switch Windows Defender Firewall (not recommended).". Then click OK and restart the computer to apply the changes.

Once you've finished your work, remember to re-enable them.

Solution 3: Clear the cache of EA App

If you have problems playing games, one solution is to clear the cache of the device. The following are the steps:

Step 1: Open the EA App and click the burger menu in the upper left corner.

Step 2: Hover over Help > select App Recovery > Clear Cache.

Step 3: Then EA App will clear the cache and restart.

Restart the game to see if it works properly.

Solution 4: OneDrive offline documents

If OneDrive is enabled, a serious error may occur when Sims 3 loads and saves files. If OneDrive is enabled, go to the home folder and find the folder marked "Document" and right-click it to select "Set as Offline".

Solution 5: Restore Sims 3 Backup and save files (if any)

Some users reported that they fixed a critical error that occurred when Sims 3 loaded a save file by restoring a backup save file in the Sims 3 save file. In this case, if you have a backup, you can try to restore the game save file.

Additional tip: Use MiniTool ShadowMaker to back up game save files

MiniTool ShadowMaker is your best choice because it allows you to back up files and folders, partitions and disks, systems, sync files and clone disks for free within the first 30 days. No matter what you need to protect, this free software can provide you with data protection and disaster recovery solutions.

Step 1: Click the download button below to install this 30-day free trial and click "Continue to try" to launch it.

Step 2: Navigate to the Backup page > Select Source to select the game save files you plan to back up > Go to Target to select the storage path for the backup task.

Step 3: Click "Back Up Now" to start.

Summarize

This article summarizes a number of cases of serious errors occurring when Sims 3 loads save files and shares some carefully selected solutions. Additionally, with the game save file backup, you can retrieve the game or transfer the saved file to another PC if any issues occur in the game or system (no Steam cloud required).

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