loop - playhead erroneously jumps to next bar then immediately back to loop

[aum7]

Issue type

UX/Interaction bug (incorrect behaviour)

Description with steps to reproduce

after 2nd repeat playhead erroneously jumps to next bar (outside of loop)
then immediately back into loop
erroneous sound is audible
only happens with repeat barline
ie if loop end matches repeat barline

Supporting files, videos and screenshots

https://youtu.be/H1KEX1hjJWU

In which versions of MuseScore Studio is this issue present?

OS: Linux Mint 22, Arch.: x86_64, MuseScore Studio version (64-bit): 4.6.5-253511702, revision: github-musescore-musescore-653f38d

Regression

I was unable to check

Operating system

linux mint 22

Additional context

No response

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

[zacjansheski]

Seems to only happen with MuseSounds instruments

2026-04-17.11-20-54.mp4