How to get Class Name of a Chiled from Instanced static Mesh

Hello, i search around but canot find anything.

I get an Hit from Line Trace at an Instanced Static Mesh. All is OK.
I have the Index and so on.
But i want know the Class Name of this Child specified by the Index.

It is an Harvesting Script and i want know what i hit an tree or stone …

Please help an noob :wink:

I found a solution.

What is the solution?

function getDisplayName from the instancedStaticMeshComponent Object Ref and then remove the number at the end