Tree Drag and drop while filtering

[mouad_al]

Hi i have a problem dragging and dropping from a tree while filtering.
When i try to drag and drop while i'm not filtering, the item removse from the right tree, but when i'm filtering, it doesn't remove.
This is a video showing the problem :
https://drive.google.com/open?id=1ySfIe ... KOMF9WuRAJ