Is the stream saved? If yes, I would close Modeler and open the stream again.
If not, detach the arrow to the model and make sure the rest of the stream is working and then reattach the model (after inserting the partition node)
Is the stream saved? If yes, I would close Modeler and open the stream again.
If not, detach the arrow to the model and make sure the rest of the stream is working and then reattach the model (after inserting the partition node)