Bugs & Errors

Fix Mafia Definitive Edition Crash at Startup

Fix Mafia Definitive Edition Crash at Startup

Mafia Definitive Edition is out and players who have waited months for the game are suddenly unable to play the game due to errors. The “Game Not Launching” Or “Crash at Startup” are the most common errors with the game. There are various reasons due to which the error can emerge. Here are the causes and the fix for errors with the game.

Fix Mafia Definitive Edition Crash at Startup

Fix 1: Update Graphics Card Drivers

If you use GeForce experience, you can directly install the update from the software. Or, you can manually download the graphics card driver from the official website of respective manufacturers. After you have downloaded the copy, double-click and follow the onscreen instructions to install the software. You can also completely uninstall the driver using any third-party tool and install the new updated driver fresh.

Fix 2: Disable Steam Overlay

Disabling the Steam Overlay has resolved this error for a lot of users. You can disable it for specific games or for all games. We will show you how to disable Steam Overlay using the global settings disabling Overlay for all games. Here is how you can disable the Overlay for all games and fix errors “Game Not Launching” Or “Crash at Startup”.

  1. From the Steam client Home Screen, click on Steam
  2. Click on Settings and select the In-Game from the menu
  3. Uncheck Enable the Steam Overlay while in-game
  4. Click OK to save the changes.
  5. Now, try launching the game.

Fix 3: Reinstall DirectX

If the xinput1_3.dll or other DLL files are missing or corrupt it can also lead to the errors “Game Not Launching” Or “Crash at Startup”. You can resolve this issue by reinstalling the DirectX. To do this, create a system restore, uninstall the current DirectX, download the latest DirectX from the official website, and install it.

Fix 4: Set Exclusion on Virus and Threat Protection / Antivirus

As this problem can also be caused due to your system malware protection detecting Mafia Definitive Edition .exe as a malware, placing an exception on the Mafia Definitive Edition Crash at Startup folder can solve the errors “Game Not Launching” Or “Crash at Startup” error. Here are the steps to follow.

Windows Virus and Threat Protection

  1. Press Windows Key + I and select Update and Security
  2. Go to Windows Security and click on Virus & threat protection
  3. Under Virus & threat protection settings, click on Manage settings
  4. Scroll down to locate Exclusions, click on Add or remove exclusions
  5. Follow the on-screen instructions and add exclusion to Mafia Definitive Edition Crash at Startup folder installed on your PC.

Kaspersky Internet Security

Home >> Settings >> Additional >> Threats and Exclusions >> Exclusions >> Specify Trusted Applications >> Add


Home >> Settings >> Components >> Web Shield >> Exceptions >> Set the exception

Avast Antivirus

Home >> Settings >> General >> Exclusions >> Set the exclusion

Fix 5: Disable or Remove GeForce Experience / MSI Afterburner

Sometimes the third-party software can tune the GPU settings that does not pair with the game leading to the error. By simply disabling the software, you can resolve the errors. You can uninstall the programs to disable them or simply disable them from the Task Manager. Disable the programs via any method that suits you. Once done, try playing the game and check if the error still appears.

Fix 6: Provide the Game Admin Privileges

The “Game Not Launching” Or “Crash at Startup” can be caused when the game does not have admin permission. By providing the game admin privilege you can resolve the error. Go to the desktop shortcut or the .exe of the game and right-click, select Properties, go to Compatibility tab, and check Run this program as an administrator.

We hope by now you would have resolved the crash on startup or not launching error. Let us know in comments what worked for you.

Harry S
I have been gaming for as long as I can remember starting with Dr. Mario and Doom. On QM Games, I am the Admin, Developer, Tech Guy, and occasionally a Writer. I handle everything that makes the website run in its state. I am also one of the founders of the website.

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