System Information
Operating system and graphics card
iMac 3.4 GHz i7, Snow Leopard 10.6.8, AMD Radeon HD 6970M
Blender Version
Broken: (example: 2.69.7 4b206af, see splash screen)
Worked: (optional)
2.72b Hash 9e963ae
Short description of error
Exact steps for others to reproduce the error
Based on a (as simple as possible) attached .blend file with minimum amount of steps
Sapling: Add Tree / Setting Geometry / Shape - doesn't work. Works OK in 2.70, not in 2.72b