Editor crashes on changing Color Space Linear to Gamma in LWRP project .

Steps to repro:
1. Create a new LWRP project.
2. File > Build Settings > Player Settings.
3. Other Settings > Uncheck "Auto Graphics APIs for Windows" checkbox.
4. Change Color Space from Linear to Gamma.

Actual Result:
Editor crashes.

Expected Result:
Color Space should be changed to Gamma.

Reproducible in:
2019.3.0a10 (d046aa12c0d7).

Working Fine in:
2019.3.0a10 (7c94a84d850a), 2019.3.0a9, 2019.2.0b10.

Environment:
Only on Windows.