Reproduction steps:
1. Open attached project "LoadLevelHiccup"
2. Open scene "Splash"
3. Enter play mode
4. Notice that the scene showing studio's logo hangs for a moment and then a new scene is loaded
5. Exit play mode
6. Open scene "Play"
7. Delete object SoundManager (contains a bunch of AudioSources, but most importantly a large music file) from the hierarchy and save the scene
8. Repeat steps 2-3
9. Notice that this time logo animation plays out smoothly