How to predict falling off edge of SM?

Here it is and it looks right:

My character blueprint WolfBP

268121-h-01-wolfbp-onwalkingoffledge.png

My AnimBP Wolf_AnimBP event graph:

My AnimBP Wolf_AnimBP anim graph:

My Mesh and CapsuleComponent location and size setup.

268125-h-04-wolfbp-capsulecomponent.png