1) Right click on Maps>ExampleOpenLandMap>Select Duplicate
2) Open your duplicate map
3) Select SM_Rock5 in your world outline and press f key to focus on that object
I just checked that. That's because Unreal Engine removes virtual textures from the Runtime Virtual Texture Volumes when duplicating.
Once you applied them again, it'll work fine as expected.
Open Land v 1.13.0
Steps to reproduce
1) Right click on Maps>ExampleOpenLandMap>Select Duplicate 2) Open your duplicate map 3) Select SM_Rock5 in your world outline and press f key to focus on that object
You will notice the rvt sand blend is not working