How to reproduce:
1. Open the attached Test.zip project
2. Enter the Play Mode
3. Inspect the errors in the Console window

Expected: No errors appear in the Console window
Actual: Camera.projectionMatrix method throws errors in the Console window

Reproduced on: 2017.4.17f1, 2018.2.19f1, 2018.3.0f1, 2019.1.0a11

Note: Example code is from Camera.projectionMatrix documentation
The error: Screen position out of view frustum (screen pos 0.000000, 0.000000, 1000.000000) (Camera rect 0 0 1024 768)