I'm trying with some fake data to row drag a row to another grid. But whenever I drag a row to the other grid the row gets duplicated in the target grid. Besides that I'm trying to check weither the column you try to drag is already present in the target grid. draft grid = source grid final grid = target grid It could also be you want to drag something back from the final grid to the draft grid. Can anyone help me understand why it is duplicating the dragged rows? Before drag 'Slaapkamer 3': After drag 'Slaapkamer 3': Continue reading...