1) What happened
when you change the texture wrap mode of a light cookie from clamp to repeat the game view isn't updated instantly while it is in the reverse case

2) How can we reproduce it using the example you attached
1. open scene in attached project
2. select the "cookie" texture in the project browser
3. in the inspector switch wrap mode from clamp to repeat
4. notice the game view doesn't get updated
5. click into the game view and see it update
6. change wrap mode from repeat to clamp
7. see scene and game view get updated instantly