System and IINA version:

• macOS 13.3
• IINA 1.3.1

Expected behavior:
After clicking on Quit IINA under the IINA menu the application terminates.

Actual behavior:
Rarely after clicking on Quit IINA IINA does not terminate and becomes unresponsive.

quit-hang-process-sample.txt

Steps to reproduce:
Click on Quit IINA under the IINA menu while a video is playing.

• MPV does not have this problem.

Unknown.

How often does this happen?
Rarely. Very difficult to reproduce. First time I have seen this.