Unreal Engine Issues and Bug Tracker (UE-364085)

Steps to Reproduce

Open SKM Editor
Enter EditWeights
In the Skeleton Tree pick a bone with no influence (grayed out)
Start painting weight
Notice the Bone stay grayed out in the list
Changing filters to show WeightBones only is also not including the new painted bone
Even when you apply changes it is still grayed out

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Fixed

Component	UE - Anim - Rigging - Skeletal Editor
Affects Versions	5.7
Target Fix	5.8

Fix Commit	50828527

Adding weights to bones doesn't properly update skeltree