Dungeon Architect

After updating to 4.14 I get loads of warnings saying:
Warning Calling SetStaticMesh on ‘/Game/MPTopdownKit/Maps/UEDPIE_0_DA_Runtime_Map.DA_Runtime_Map:PersistentLevel.StaticMeshActor_0.StaticMeshComponent0’ but Mobility is Static.

Thats for all static mesh components DA generates …

Can I do something agains these warnings?

And I had to set my floor mesh to Mobility = Movable to avoid it disappearing (and keep my characters and NPC falling down ;-)).

Do I need to set every actor to “Movable”, now?