I was using weight painting, so you can wind up with varied weights. As a precaution I told it to do 1.0 weights only, and trimmed any varied weights.
With the gaps in my armature, I made new bones that filled the gap, but made sure they didn't effect the mesh at all.
With the gaps in my armature, I made new bones that filled the gap, but made sure they didn't effect the mesh at all.