Known issueFixUpdated · 21 replies on Steam

Train Sim World 6: DirectX Runtime Error (Workarounds)

Short answer

No confirmed fix yet. Players suggest: Try if this helps https://support.

How to fix it

  1. Check your Windows installation for corrupted or incorrectly placed legacy DirectX DLL files. Ensure that your system architecture matches the files in your folders, specifically checking that 64-bit versions are in the appropriate directory rather than 32-bit (x86) versions.
  2. Install the required game dependencies by following the official support guide provided by the game publisher.
  3. Completely uninstall the game and download it again to ensure a clean installation of all game files.
  4. Cleanly reinstall your graphics drivers.
  5. Manually install all available DirectX versions on your system.

If it still doesn't work

  • Reinstalling the game, updating graphics drivers, and installing all DirectX versions may still leave the error unresolved, as other demanding games can run normally on the same PC while Train Sim World 6 continues to crash.

What players reported

SOLVED – September 2026 I finally found the actual cause of this issue. Several legacy DirectX DLLs in my Windows installation had the wrong 32/64-bit architecture. C:\Windows\System32 contained x86 (32-bit) DirectX DLLs instead of x64 versions, while C:\Windows\SysWOW64 also contained incorrectly placed DLLs. This resulted in Windows error 193, while Train Sim World 6 only displayed: “The…

|AUT| MrMorty92~ |, original post

What players suggest

Try if this helps https://support.dovetailgames.com/hc/en-us/articles/28572815228434-How-to-Install-the-Required-Dependencies-for-Train-Sim-World

Virtual

Thanks for the info, I've already tried that several times. I've now uninstalled the whole game and am downloading it again to see if that helps or not! However, it may take a few hours because my internet is very slow at the moment! ^^

|AUT| MrMorty92~ |

All is up to date, i have reinstalled the game but the sae Error again EDIT: i have reinstalled Graphic Drivers. installed all DirectX versions. i have only the error Message in this Game. Other Games like Battlefield, Ghost Recon, GTA V runs without errors

|AUT| MrMorty92~ |

Did this work for you?

Source: original Steam Community discussion. Quotes are shortened; all credit goes to the posters. Tags: performance, directx, nvidia, mods

More for Train Sim World® 6

All Train Sim World® 6 guides →

SolvedHow-to

HDR. How Do I Enable It?

For HDR, if you are on Windows 11, there is the Auto HDR that can do it for games that doesn't do it natively. If you are using Nvidia, check out the RTX HDR in the Nvidia App which does a similar thing.

#nvidia#amd#audio#quest

SolvedHow-to

Train Sim World 6 – TSW6 UK Signals Guide

This is your ultimate cheat sheet to understanding all the British Rail signals in Train Sim World 6. We’re breaking down every color-light signal, banner, feather, and shunt signal you’ll ever see on the UK routes.