Unreal Engine Issues and Bug Tracker (UE-212695)

Steps to Reproduce

Create a map with the world partition
Open the foliage tools
Create a new foliage type
Paint a few instances
Delete the instances
Go back to selection mode
Select foliage actors
In the details panel, you can see that ISM components still exist, even though there are no more foliage instances.

There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-212695 in the post.

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Unresolved

Component	UE - World Creation - Worldbuilding Tools - Foliage
Target Fix	5.6

Created	Apr 18, 2024
Updated	Oct 11, 2024

Remove IFAs when they no longer have any instances