musescore / musescore/MuseScore
Crash when switching from Arturia Analog Lab V to Pianoteq 8
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@zacjansheski is already working on this.
Since Mar 9, 2026.
crash
P1
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Description
Issue type
Crash or freeze
Description with steps to reproduce
- Load Arturia Analog Lab V into the mixer
- Play a few notes
- Replace sound source with Pianoteq 8
MuseScore crashes
Supporting files, videos and screenshots
[crash-arturia-pianoteq.zip](https://github.com
https://github.com/user-attachments/assets/3d6243aa-5633-46e2-849a-ab8f848a525f
/user-attachments/files/25841126/crash-arturia-pianoteq.zip)
In which versions of MuseScore Studio is this issue present?
OS: Windows 11 Version 24H2 or later, Arch.: x86_64, MuseScore Studio version (64-bit): 4.7.0-260309043, revision: github-musescore-musescore-7467c6f
Regression
No.
Operating system
Windows 11
Additional context
Crash occurs at least as early as 4.5.2
Checklist
- This report follows the guidelines for reporting bugs and issues
- I have verified that this issue has not been logged before, by searching the issue tracker for similar issues
- I have attached all requested files and information to this report
- I have attempted to identify the root problem as concisely as possible, and have used minimal reproducible examples where possible
Contributor guide
First steps
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Assessment
This issue has not been assessed yet.