If you are trying to play Mecha BREAK on Steam but constantly have issues with the game crashing or failing to launch when you click Play. This article will guide you through quite a few fixes that should solve this issue. These steps will also help with some of the main performance issues people are having. So don't skip any of the steps to make sure you get the best possible fix!

Takeaways:

  1. What keeps causing Mecha Break to crash on Steam?
  2. Stop Mecha Break from crashing when launching it from Steam.

How to Fix Mecha BREAK Crashing or Not Launching

Before doing anything else:

  • Make sure your system BIOS and Windows are fully up to date.
  • Then, clean-install your GPU drivers using Display Driver Uninstaller (DDU).
  • Download Display Driver Uninstaller (DDU).
  • Download the recommended stable NVIDIA driver (for example, from December 2024).
  • Disconnect from the internet.
  • Run DDU to fully uninstall your graphics drivers.
  • Reboot your PC.
  • Install the older driver manually.
  • Reboot again before reconnecting to the internet.

Verify Game Files

Make sure no game files are missing or corrupted.

Steam:

  • Right-click the game in your Library
  • Go to Properties > Installed Files > Verify
  • Ubisoft Connect:
  • Go to the game page
  • Click the three dots > Manage > Verify files

Fix Mecha BREAK Crashing or Not Launching

Repair Visual C++ Runtimes

Some required runtime libraries may be missing or broken.

  • Go to Support > Redist > VCRedist in the game folder.
  • Run installers for:
  • Visual C++ 2010
  • Visual C++ 2012
  • Visual C++ 2015–2022
  • Click Repair or Install when prompted.

Alternatively, use an all-in-one Visual C++ installer to save time.

Disable Steam Beta

Unstable Steam beta builds may cause issues.

  • Open Steam.
  • Go to Settings > Interface.
  • Under Client Beta Participation, select No beta chosen.
  • Restart Steam.

Disable All Third-Party Overlays

Overlays can conflict with the game engine. Disable the following before launching:

  • Discord Overlay
  • MSI Afterburner / RivaTuner
  • GeForce Experience / NVIDIA App
  • Steam Overlay

Restart your PC after disabling all overlays.

Avoid Alt+Tabbing During Launch

Alt+Tabbing while the game is launching can cause it to crash. Wait until the main menu fully loads before switching windows.

Reset Game Settings

Corrupted configuration files may prevent the game from launching.

  • Open File Explorer, go to:
  • Documents > My Games > Mecha BREAK
  • Open the folder with your Steam or Ubisoft ID.
  • Delete GameSettings.ini.

This will reset your graphics and input settings to default.

Set DirectX Mode Manually

Choosing a specific DirectX version can help resolve compatibility problems.

In the game’s launch options, add one of the following:

-dx11 (recommended for older systems)

-dx12 (preferred for newer GPUs)

How to Fix Mecha BREAK Crashing or Not Launching

You can also remove any DirectX arguments to let the game choose automatically.