GuidedDragging remains the guide line

I have 1 palette at left and 2 diagrams on right side, I did drag the node to right side diagram.
On the way when go through the left diagram the guide line is shown. but i’m already drop the node to the right side diagram, the left side diagrams line is remains. how to clear guide lines in better way?

Screen Recording 2021-10-18 at 8.38.52 AM 2

I suppose you could modify or override the GuidedDraggingTool.doDeactivate method to call clearGuidelines on the other Diagram’s ToolManager.draggingTool.

OK let me try