### Acknowledgement - [x] I have read [Getting-Started](https://github.com/stakira/OpenUtau/wiki/Getting-Started) and [FAQ](https://github.com/stakira/OpenUtau/wiki/FAQ) - [x] If dealing with version 0.1.549 or higher, you have installed the .NET 8 runtime ### 🐛 Describe the bug 總是提示無效的命令 ### Explains how to reproduce the bug 1.新建項目 2.使用某個音源 3.建立音符 4.突然提示什麼無效的命令 ### OS & Version Windows 10 ### Logs [log20260901.txt](https://github.com/user-attachments/files/31653395/log20260901.txt)
Acknowledgement
🐛 Describe the bug
總是提示無效的命令
Explains how to reproduce the bug
1.新建項目
2.使用某個音源
3.建立音符
4.突然提示什麼無效的命令
OS & Version
Windows 10
Logs
log20260901.txt