Stunner - not possible to move Selected nodes in some conditions

1. Model simple process: Start->Task->End 2. Select all 3 nodes 3. Drag selection by holding Start and move mouse to the position where another node were placed before movement started, for example initial position of End. You can use canvas grid to easier orientation. Actual Result: All nodes will be moved back to movement starting position Expected Result: All nodes will be moved without any complications.