Reproduction steps:
1. Create a new project
2. Open Profiler window (Window > Analysis > Profiler)
3. Enter Play mode and press on the Profiler to pause the profiling
4. Click on Profiler Modules dropdown and press “Restore Defaults” button
5. Press “Restore Defaults” button on the pop-up warning window
6. Observe the Timeline section

Actual result: Entire Timeline section stops rendering
Expected result: Nothing of note happens

Reproducible with: 2021.3.56f1, 2022.3.66f1, 6000.0.58f1, 6000.2.4f1, 6000.3.0b2

Reproduced on: Ubuntu 22.04, macOS Sequoia 15.4 (M4)

Note: Clicking anywhere else on the Profiler makes the section reappear