Index: event.c
===================================================================
--- event.c	(revision 1242)
+++ event.c	(revision 1243)
@@ -30,7 +30,8 @@
 
 static const char *csch_evnames[] = {
 	"cschev_layers_changed",
-	"cschev_layervis_changed"
+	"cschev_layervis_changed",
+	"cschev_undo_post"
 };
 
 void csch_event_init_app(void)