3.6.2 score opens much longer in 4.3 or leads to crash in 4.4

[rettinghaus]

Issue type

Opening/saving issue

Bug description

In latest Nightly https://musescore.com/openscore-string-quartets/scores/7397765 will not open.

Steps to reproduce

1. Download https://musescore.com/openscore-string-quartets/scores/7397765 as MuseScore file
2. try to open in Nightly build

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There are two bugs here (see https://github.com/musescore/MuseScore/issues/21571#issuecomment-1952928379):

1. 3.6.2 score opens much longer in 4.3 (comparing with 4.0.2)
2. 3.6.2 score opens with crash in 4.4 (master branch)

Regression

Yes, this used to work in MuseScore 4.0.2

Operating system

macOS 14

Additional context

No response