diff --git a/src/org/openstreetmap/josm/gui/MapView.java b/src/org/openstreetmap/josm/gui/MapView.java
index b5a747f..da3079e 100644
a
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b
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LayerManager.LayerChangeListener, MainLayerManager.ActiveLayerChangeListener {
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732 | 732 | |
733 | 733 | LayerPainter painter = registeredLayers.remove(layer); |
734 | 734 | if (painter == null) { |
735 | | throw new IllegalArgumentException("The painter for layer " + layer + " was not registered."); |
| 735 | Main.error("The painter for layer " + layer + " was not registered."); |
| 736 | return; |
736 | 737 | } |
737 | 738 | painter.detachFromMapView(new MapViewEvent(this, false)); |
738 | 739 | Main.removeProjectionChangeListener(layer); |