How to Fix Error Code 9999 in Warhammer 40k Darktide

Warhammer 40,000: Darktide is no stranger to bugs that cause players to crash or prevent them from joining any games. These common bugs are called Error Codes and are followed by four-digit numbers. One such error is called Error Code 9999, which forces players to leave their games and prevents them from connecting to new ones. Luckily this guide will explain the best possible solutions to Error Code 9999 in Warhammer 40k Darktide.

Possible Solutions to Error Code 9999 in Warhammer 40k Darktide

The first possible fix you can try is to restart your game, followed by your PC. Another possible fix is to try restarting your router by pulling the wires out of the back and waiting 30 seconds. The final possible fix is to verify your Steam files via the option under the Properties tab for Warhammer 40k Darktide on Steam. If unsure how to verify Steam files, start by right-clicking Darktide inside your Steam Library. Right-clicking on Darktide will make a small tab appear with an option called Properties at the bottom of the tab. Select the Properties option, and another tab will appear with various options displayed shown below.

Related: How to unlock the Eviscerator in Warhammer 40k Darktide – Eviscerator Guide

Click the third option down from the Darktide's full title called Local Files. Under Local Files, you can verify your Steam game files for Warhammer 40k by clicking the Verify integrity of game files option highlighted in yellow above. Doing so will start a check where Steam will re-download any corrupted files that could be causing Warhammer 40k Darktide's Error Code 9999.

Can you fix Warhammer 40k Darktide's Error Code 9999?

If you are wondering if it's possible to solve Error Code 9999, the answer is a maybe. In short, there are no confirmed fixes so far for the infamous Error Code 9999, so it is most likely something the developers need to fix. But there are a few troubleshooting solutions you can try to mitigate the problem caused by Error Code 9999 slightly.

For more on Warhammer 40k Darktide, we at Pro Game Guides have you covered with guides like How to unlock the Eviscerator in Warhammer 40k Darktide – Eviscerator Guide and What are Maniacs in Warhammer 40k Darktide?.