From 6e5344464bdc5275eb04782284c0e19c26c217e4 Mon Sep 17 00:00:00 2001
From: Chris Young <chris@unsatisfactorysoftware.co.uk>
Date: Sat, 23 Dec 2017 14:14:20 +0000
Subject: [PATCH] Ensure we have a layer before deleting it.

---
 frontends/amiga/plotters.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/frontends/amiga/plotters.c b/frontends/amiga/plotters.c
index 7c5df4678..728efb0c0 100644
--- a/frontends/amiga/plotters.c
+++ b/frontends/amiga/plotters.c
@@ -245,7 +245,7 @@ void ami_plot_ra_free(struct gui_globals *gg)
 	}
 
 	if(gg->rp) {
-		DeleteLayer(0,gg->rp->Layer);
+		if(gg->rp->Layer != NULL) DeleteLayer(0, gg->rp->Layer);
 		free(gg->rp->TmpRas);
 		free(gg->rp->AreaInfo);
 		free(gg->rp);