This may happen if you open very large projects or if you open a smaller project while several others are open. If you are working with a single large project, try dividing it into several smaller projects. If Soundtrack Pro quits unexpectedly when you are working with multiple projects, try to keep fewer projects open at a time.
Soundtrack Pro 2: Soundtrack Pro sometimes quits unexpectedly when opening a project
In some cases, Soundtrack Pro may quit unexpectedly when you open projects or when you send projects from Final Cut Pro.
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