*Steps to reproduce:*
1. Create new Unity project
2. In Hierarchy window create a Cube GameObject
3. Go to the Inspector window
4. Find the “Tag” section
5. Expand the dropdown and select “Add Tag…”
6. Click “+”
7. Enter a really long tag name (copy and paste)
8. Copy the long tag name
9. Press Enter
10. Click “+” and enter the same long tag that was copied
11. Press Enter
12. Observe the popup

*Actual results:* Critical error icon disappears
*Expected results:* Critical error icon does not disappears

*Reproducible with versions:* 6000.0.54f1, 6000.1.12f1, 6000.2.0b11, 6000.3.0a3

*Tested on (OS):* macOS Silicon, Sequoia 15.5 (M1)