Script component disappears when changing the script asset via the Object Selection window. Please see attached video for further details.

To reproduce:
- Open attached project and launch "test" scene
- Attach "SpawnManyErrors" script to the Main Camera
- Click on the Object Selector on the scipt component and select the "PrintStuffToConsole" script asset from the Object Selection window
- Observe that the script component disappears from the Inspector
- Click the Add Component button and add a new script
- Observe that there are now two scripts attached

Expected result: When adding a script asset to an object via the Object Selection window, it should not disappear from Inspector window