Play from here not correctly spawning player when high value used in grid snapping

Play from Here incorrectly adjusts player spawn when large grid snap values are used.

1. Open Editor (First Person Blueprint Project)
2. In viewport, set snap size to either 500 or 1000
3. right click>Play from Here.

[4.6] Play From Here Broken/Can Fail when Gridsnap is enabled at high values