We should handle the situation where a user manually deletes a layer in Gimp that was imported using the SM. Right now the state still will show green, but it may be good if there is a check and the UI will show Red if the layer is not found in the Gimp image.
We should handle the situation where a user manually deletes a layer in Gimp that was imported using the SM. Right now the state still will show green, but it may be good if there is a check and the UI will show Red if the layer is not found in the Gimp image.