Landscape Foliage LODs Order and Lightmap Issues

Hello! Unfortiently i couldnt upload pictures to answer.unrealengine, so i have to create topic here.
I have a lightmap issue with lods and wierd LOD problem with foliage in UE 4.26.
This is lightmap issues with LODS.

And this is a LOD order issue with foliage.
Right tree LOD order: White → RedGreen → Red → Green → Blue.
Left tree LOD order: White → WhiteWhite → Red → Green → Blue

Anyone? Guys? Realy need help with this one! Please!

Tried same on new map. Still has a problem with LOD1