[Bug] Fail fast exception after latest VRCX update #571

New Issue

MrUnknownDE · 2026-04-05T16:21:20+02:00

MrUnknownDE commented

2026-04-05 16:21:20 +02:00

Originally created by @binn on 2/1/2025

Describe the bug
Upon updating VRCX using the built in updater, the app fails to launch with a fail fast exception. I believe this is due to .NET 9 and the CETCompat flag.

To Reproduce
Steps to reproduce the behavior:

Update VRCX on Windows 10

Expected behavior
A clear and concise description of what you expected to happen.
VRCX should Launch

Screenshots
If applicable, add screenshots to help explain your problem.

What version you are running
Latest stable

*Originally created by @binn on 2/1/2025* **Describe the bug** Upon updating VRCX using the built in updater, the app fails to launch with a fail fast exception. I believe this is due to .NET 9 and the CETCompat flag. **To Reproduce** Steps to reproduce the behavior: 1. Update VRCX on Windows 10 **Expected behavior** A clear and concise description of what you expected to happen. VRCX should Launch **Screenshots** If applicable, add screenshots to help explain your problem. ![Image](https://github.com/user-attachments/assets/d826e159-94a0-4ecd-910c-b22008dc6140) **What version you are running** Latest stable

MrUnknownDE closed this issue

2026-04-05 16:21:20 +02:00

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Reference: github/VRCX#571