Look at your screen!
- For Section0 (the flag), you haven’t apply the physx
- Remove the physx for section1
Then, when previewing the mesh, it doesn’t work for me! Don’t know why!
So put the wind and your asset in your level!
I have corruption problem when export/import from 3dsmax (2017for me) to UE4.14 with 3.3.x plugin.