#1822·EarTrumpet

Crash on Windows 11 Build 26200 (System.ArgumentException)

Author: onlyewayCreated Jul 5, 2026Updated Jul 11, 2026

Summary

EarTrumpet crashes immediately upon startup on the latest Windows 11 Insider Build 26200.

Here is the Windows Error Report details:

Note on Trigger Condition: The crash specifically occurs when switching my monitor (Model: U27G4XM) refresh rate from 160Hz to 320Hz. Problem Description: Stopped working Faulting Application Path: C:\Program Files\WindowsApps\40459File-New-Project.EarTrumpet_2.3.0.0_x86__1sdd7yawvg6ne\EarTrumpet\EarTrumpet.exe

Problem Signatures: Problem Event Name: CLR20r3 Problem Signature 01: EarTrumpet.exe Problem Signature 02: 2.3.0.0 Problem Signature 03: 64cfe711 Problem Signature 04: WindowsBase Problem Signature 05: 4.8.9335.0 Problem Signature 06: 69cc444b Problem Signature 07: e03 Problem Signature 08: 28 Problem Signature 09: System.ArgumentException OS Version: 10.0.26200.2.0.0.768.101 Locale ID: 1028 Additional Information 1: 2beb Additional Information 2: 2beba6fb4680d73a8c78ca7c24ccdb46 Additional Information 3: 5536 Additional Information 4: 55367877e91be4d81fa4ad3cee70ee73

Extra information about the problem: Bucket ID: a51b2049af555f6bdbe0752d58810125 (2008734271426068773)

Steps to reproduce

  1. Upgrade Windows 11 to Build 26200.
  2. Change the monitor (U27G4XM) refresh rate from 160Hz to 320Hz.
  3. EarTrumpet crashes instantly during or right after the refresh rate switch.

EarTrumpet version

2.3.0.0

Windows version

10.0.26200

Additional information

Image

Source: File-New-Project/EarTrumpet