Virtual player Editor instance closes immediately after opening when entering Play Mode with a three-editor Play Mode scenario

How to reproduce:

1. Open the attached “IN-146661_cp” project
2. In the dropdown menu next to “Play mode” button, select “MP3”
3. Enter Play mode
4. Observe the opened Editor instances

Actual result: Two additional Editor instances open, but one of them closes shortly after
Expected result: Both additional Editor instances stay open

Reproducible with: 6000.5.0a7

Reproducible on: Windows 11 (10.0.26200) X64

Note: Not reproduced by CQA