How To Fix VRChat Error Code 0?

VRChat is a popular social virtual reality platform that allows users to interact with each other in virtual worlds. However, users sometimes encounter VRChat Error Code 0 when trying to launch the application. This error can prevent you from accessing VRChat and interacting with other users.

How To Fix VRChat Error Code 0?

Fortunately, VRChat Error 0 can often be easily fixed by making a few adjustments on your end. Here is a comprehensive guide on understanding VRChat Error Code 0 and the various methods you can try to resolve this issue.

What Causes the VRChat Error Code 0?

VRChat Error 0 typically occurs due to the following reasons:

  • Outdated graphics card drivers
  • Using unsupported graphics hardware
  • Antivirus or firewall blocking VRChat
  • Corrupted VRChat files
  • Issues with Windows compatibility settings

Understanding the potential causes will help you troubleshoot this error more effectively.

Detailed Troubleshooting Methods to Fix VRChat Error Code 0

Here are the detailed step-by-step instructions on various methods you can try to fix the VRChat Error 0 on your Windows PC:

Update Your Graphics Card Drivers

Outdated, broken or incompatible graphics card drivers are a common culprit behind VRChat Error Code 0. Follow these instructions to update them:

  1. Open Device Manager on your PC
  2. Expand the Display adapters section
  3. Right-click on your graphics card > Select Update driver
  4. Select Search automatically for updated driver software
  5. Restart your PC once the drivers are updated

Updating to the latest graphics drivers specifically from your GPU manufacturer’s website is recommended.

Verify Your Graphics Card is Supported

VRChat has certain minimum system requirements for graphics cards. Ensure your PC’s graphics card supports at least DirectX 10+ and is not in the unsupported cards list.

If your graphics hardware is too outdated, you may have to upgrade your PC or graphics card.

Add Exceptions in Your Antivirus and Firewall

Overprotective antivirus suites and firewalls can sometimes block VRChat from launching. Try adding VRChat to the exception list:

  1. Open your antivirus / firewall application
  2. Navigate to the settings
  3. Find the option to add exclusions / exceptions
  4. Add the VRChat installation folder and application file to exclusions list
  5. Try launching VRChat again

Doing this ensures your security software does not interfere with VRChat’s functioning.

Repair/Reinstall VRChat Using VRChat Mod Kit

If the above steps do not work, reinstalling VRChat using the VRChat Mod Kit is recommended:

  1. Uninstall any existing standalone VRChat application
  2. Download and install VRChat Mod Kit
  3. Select the Repair option when you first launch it
  4. Once repair process completes, try launching VRChat again

The Mod Kit performs a full reinstallation and ensures no files are corrupted.

Adjust Windows Compatibility Settings

You can also try adjusting Windows compatibility settings for the VRChat app:

  1. Right click on vrchat.exe
  2. Select Properties > Compatibility tab
  3. Check the box for Run this program in compatibility mode for > Select Windows 8
  4. Also check Run this program as an Administrator
  5. Click Apply and try running VRChat again

Doing this may help fix OS-related conflicts.

Update Your Windows OS and .NET Framework

  1. Ensure your Windows OS is fully updated to the latest version
  2. Also update the .NET Framework to v4.8 if not already done
  3. Restart your PC once updates are installed
  4. Try launching VRChat again

Updating these critical system components may resolve compatibility issues.

Key Takeaways on Fixing VRChat Error 0

To summarize, follow this step-by-step guide to troubleshoot and fix VRChat Error Code 0:

  1. Update graphics card drivers
  2. Verify GPU meets VRChat requirements
  3. Add VRChat app to antivirus and firewall exceptions
  4. Repair / reinstall VRChat using Mod Kit tool
  5. Adjust Windows compatibility settings
  6. Ensure Windows and .NET Framework are updated

Following these detailed instructions can help you successfully resolve this error in most cases. Reach out for further assistance if none of these methods work.


VRChat Error Code 0 can prevent access to VRChat interactive virtual worlds but is usually fixable. By updating drivers and system software, adjusting compatibility settings, adding exceptions in security tools and repairing file corruptions, you can typically resolve this error yourself. Follow the step-by-step troubleshooting guide outlined to get VRChat working again on your Windows PC.

Frequently Asked Questions 

Q1. What do I do if updating graphics drivers does not fix VRChat Error 0?
A1. Try reinstalling and repairing VRChat using the VRChat Mod Kit if driver updates do not resolve this error code. Also ensure your graphics card is supported.

Q2. Can firewalls cause VRChat Error Code 0?
A2. Yes, overprotective firewalls and antivirus tools can block VRChat resulting in Error Code 0. Try adding VRChat app to their exception list.

Q3. Why does VRChat Error Code show even after reinstalling VRChat?
A3. This is likely because some corrupted VRChat files still exist. Use VRChat Mod Kit’s Repair option for a clean reinstallation deleting all old files.

Q4. Does VRChat Error 0 get fixed by restarting PC?
A4. Simply restarting may not fix the issue. But restart after making changes like updating drivers or Windows can allow changes to take effect.

Q5. Can outdated Windows cause VRChat error 0?
A5. Yes, having an outdated Windows version can lead to compatibility issues and runtime errors in VRChat. Keep your Windows updated.

Q6. Will upgrading graphics card fix VRChat Error Code 0?
A6. It should fix this error code if your existing graphics card is too outdated and does not meet VRChat’s minimum requirements.

Q7. Why does my VRChat crash with Error Code 0?
A7. Frequent VRChat crashing with this error suggests corrupted files or conflicts preventing proper launching. Reinstalling via Mod Kit after uninstalling existing setup should help.

Q8. Does VRChat Error 0 get fixed by deleting files?
A8. Manually deleting VRChat files can make issues worse. It is better to use the VRChat Mod Kit’s repair option for safely deleting and reinstalling corrupted files.

Q9. Where are VRChat error logs located on my PC?
A9. VRChat error logs and crash logs can typically be found in LocalAppData > VRChat > VRChat [version] > output_log.txt. Open this in Notepad to see errors.

Q10. Why does my VRChat lag a lot before crashing with Error 0?
A10. Heavy lag followed by Error Code 0 crash points to graphics driver issues. Update your GPU drivers to the latest stable version to help fix lag and prevent crashes.

Q11. Can viruses trigger VRChat error code 0?
A11. Yes, certain malware and viruses can corrupt VRChat game files, modify registry settings etc. leading to conflict and prevention of launching with Error 0. Run antivirus scans.

Q12. How do I troubleshoot VRChat initialization errors?
A12. Initialization errors at launch also show Error Code 0. Ensure graphics card meets requirements. Update Windows and drivers. Reinstall VRChat cleanly with Mod Kit if issues persist.

Q13. Is VRChat Error 0 hardware or software related?
A13. It can be either – outdated, broken graphics drivers (software) or incompatible, failing GPU (hardware) can trigger this error code preventing VRChat startup.

Q14. What should I do if VRChat error 0 fix isn’t working?
A14. As a last resort, backup worlds & avatars, uninstall and delete all residual VRChat files via Revo uninstaller tool, restart PC and do fresh install of latest VRChat.

Q15. Is VRChat Error 0 the same as Code 1067?
A15. Yes, both VRChat error codes 0 and 1067 imply initialization failed indicating crashes on launch. The fixes are similar – updating drivers/Windows, reinstalling VRChat, adding exclusions etc.

Q16. Can overclocking GPU cause VRChat error code?
A16. Yes, overclocking your graphics card can sometimes lead to driver crashes/conflicts resulting in failure to launch VRChat with Error Code 0. Set your GPU to default clocks.

Q17. How do I troubleshoot VRChat SDK errors?
A17. SDK errors can also manifest as Error Code 0. Ensure you have the latest VRCSDK installed properly. Also try restarting your PC and check if issue persists.

Q18. Why does my VRChat Error 0 fix only work temporarily?
A18. This points to residual corrupted files remaining. Uninstall fully with Revo Uninstaller, clear %app data% site packages, then reinstall VRChat using the Repair option in Mod Kit for permanent fix. 

Q19. Can switching from wireless to wired internet fix VRChat Error 0?
A19. Yes, switching to wired ethernet connection can improve stability and latency issues causing such errors. Wireless connections may drop packets leading to crashes.

Q20. What PC specs are needed to run VRChat properly?
A20. You need a gaming PC with Windows 10, Intel i5/i7 CPU, GTX 1060/1660 GPU or Radeon RX 580 graphics card, 16GB RAM, SSD storage to maintain 90 FPS in VRChat worlds.

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