Align Brush Vertices not adjusting BSP brushes in 4.7 Preview 4

Align brush vertices does not function in 4.7 preview 4.

1. Open Editor (any project)
2. In placement mode>bsp, drag a cube bsp into level
3. using translation tools, rotate the bsp to ~45 degrees (specific number not important).
4. In details pane, press "align brush vertices".

"Session Disconnected" UEFN

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