Fix: Invalid Game Executable in Fortnite [Application Error]

Try verifying the game files or run the game in compatibility mode

by Sagar Naresh
Sagar Naresh
Sagar Naresh
Content Analyst
Sagar is a web developer and technology journalist. Currently associated with WindowsReport and SamMobile. When not writing, he is either at the gym sweating it out or playing... read more
Reviewed by Alex Serban
Alex Serban
Alex Serban
Windows Server & Networking Expert
After moving away from the corporate work-style, Alex has found rewards in a lifestyle of constant analysis, team coordination and pestering his colleagues. Holding an MCSA Windows Server... read more
Affiliate Disclosure
  • The invalid game executable Fortnite error is pretty annoying as it prevents you from playing the game.
  • The issue could be because of corrupt game files or update the EasyAntiCheat file.

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Fortnite is a very popular game that gives you the option to team up with your friends and go on a multiplayer battle against another team. However, there are multiple users that are facing multiple errors with the game, one of which is the Invalid game executable file application error.

Because of this error, users aren’t able to play the game, as this error message pops up randomly. While some users were able to fix the error by dismissing the error message after a couple of tries, some aren’t able to go through the error.

What causes the Fortnite Invalid game executable file application error?

After some research, we have deduced a list of reasons that could trigger the issue of Fortnite Invalid game executable file application error:

  • You are using a trainer: Several users make use of mods or trainers to help them with the game and complete missions, which could be conflicting with the actual game files.
  • Corrupt game files: If some important game files are missing or corrupted, then multiple issues can occur with the game such as Fortnite Invalid game executable file application error.
  • Antivirus is blocking the game: Chances are your antivirus software is blocking the game from accessing certain game or system files.

How can I fix the Fortnite Invalid game executable file application error?

Here are a few things that you can try out before applying advanced troubleshooting methods:

  • Restart your computer and check if this resolves the issue. Often temporary glitches or bugs can be easily fixed via a simple restart.
  • Check if the internet connection is working and stable. Due to connectivity issues with the official server, the game might throw up multiple errors.
  • Scan your PC for viruses or malware. If your PC is infected by a virus or malware, then you will face issues with the installed programs.

Let us check out the advanced troubleshooting methods that have helped users to resolve the problem.

1. Update the EasyAntiCheat file

  1. Open the File Explorer.
  2. Navigate to the below path and press Enter: C:\Program Files\Epic Games\Fortnite\FortniteGame\Binaries\Win64\EasyAntiCheat
  3. Run the EasyAntiCheat_Setup.exe as an administrator.
  4. Click Repair Service.
  5. Follow the on-screen prompts and check if this resolves the issue or not.

2. Stop MyColor2, lightingservice.exe, or SelLedV2

  1. Press Ctrl + Shift + Esc to open the Task Manager.
  2. Locate MyColor2 under the Processes tab.
  3. Click on MyColor2 and select End Task.

You can follow the same process for ending the lightingservice.exe, and SelLedV2 processes. MyColor2 has been reported by several users to be the culprit behind this problem.

MyColor2 is software that ships with certain laptops to control the LEDs on my keyboard and fan customization. The same is the case with lightingservice.exe and SelLed which ship with certain brand laptops.

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These are often reported to be conflicting with the Fortnite game. If ending the MyColor2, lightingservice.exe, or SelLedV2 process resolves the issue, you can go ahead and uninstall them.

3. Delete the FortniteGame Folder

  1. Open the File Explorer.
  2. Navigate to the below path and press Enter: C:\Users\Username\AppData\Local
  3. Locate the folder FortniteGame.
  4. In case you cannot find the folder, click on View at the top. Then check the Hidden items option.
  5. Right-click on the folder and select Delete. Else, you can open the folder and select all files and delete them.
  6. Start Fortnite and check if this resolves the issue or not.

If the game files are corrupt or some important ones are missing, then you can simply delete the FortniteGame folder and check if this resolves the issue.

Do not worry about the game files as they will get re-downloaded as you launch the Fortnite game again. Re-downloaded data will replace the corrupt ones.

4. Verify the game files

  1. Open Epic Games Launcher.
  2. Click on Library.
  3. Click on the 3-dot icon and select Manage.
  4. Hit the Verify button.

This is another way of checking if the game files are missing or corrupt. Verifying the game files will help you check and also resolve the issue.

5. Adjust compatibility mode

  1. Open File Explorer.
  2. Navigate to the below path and press Enter: C:\Program Files\Epic Games\Fortnite\FortniteGame\Binaries\Win64\
    (If you have installed the game in a different folder, then open it accordingly. The above is the default path)
  3. Right-click on FortniteClient-Win64-Shipping.exe and then click Properties.
  4. Click the Compatibility tab.
  5. Check the box next to Run this program in compatibility mode for.
  6. Select Windows 8.
  7. Check the box next to Disable fullscreen optimizations.
  8. Click Apply and OK.
  9. Relaunch Fortnite.

You can also try adjusting the compatibility mode for the Fortnite game as it has helped users fix the Fortnite Invalid game executable file application error.

That is it from us in this guide. If you are experiencing Fortnite packet data loss, then you can take a look at our guide which lists some solutions to resolve the problem.

You can also check out our guide to fix lower ping issues when playing Fortnite on PC or Xbox. We also have a guide on how you can install Fortnite on unsupported OS versions.

Let us know in the comments below, which one of the above solutions resolved the Fortnite Invalid game executable file application error.

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