Index: trunk/src/route.c
===================================================================
--- trunk/src/route.c	(revision 28735)
+++ trunk/src/route.c	(revision 28736)
@@ -473,7 +473,8 @@
 					if (line) {
 						pcb_added_lines++;
 						pcb_obj_add_attribs(line, PCB->pen_attr, pcb_true);
-						pcb_obj_add_attribs(line, &attr_src->Attributes, pcb_true);
+						if (attr_src != NULL)
+							pcb_obj_add_attribs(line, &attr_src->Attributes, pcb_true);
 						pcb_line_invalidate_draw(layer, line);
 						pcb_undo_add_obj_to_create(PCB_OBJ_LINE, layer, line, line);
 						applied = 1;
@@ -497,7 +498,8 @@
 					if (arc) {
 						pcb_added_lines++;
 						pcb_obj_add_attribs(arc, PCB->pen_attr, pcb_true);
-						pcb_obj_add_attribs(arc, &attr_src->Attributes, pcb_true);
+						if (attr_src != NULL)
+							pcb_obj_add_attribs(arc, &attr_src->Attributes, pcb_true);
 						pcb_undo_add_obj_to_create(PCB_OBJ_ARC, layer, arc, arc);
 						pcb_arc_invalidate_draw(layer, arc);
 						applied = 1;
@@ -601,7 +603,8 @@
 					if (arc) {
 						pcb_added_lines++;
 						pcb_obj_add_attribs(arc, PCB->pen_attr, pcb_true);
-						pcb_obj_add_attribs(arc, &attr_src->Attributes, pcb_true);
+						if (attr_src != NULL)
+							pcb_obj_add_attribs(arc, &attr_src->Attributes, pcb_true);
 						pcb_undo_add_obj_to_create(PCB_OBJ_ARC, layer, arc, arc);
 						pcb_arc_invalidate_draw(layer, arc);
 						applied = 1;
@@ -623,7 +626,8 @@
 					if (line) {
 						pcb_added_lines++;
 						pcb_obj_add_attribs(line, PCB->pen_attr, pcb_true);
-						pcb_obj_add_attribs(line, &attr_src->Attributes, pcb_true);
+						if (attr_src != NULL)
+							pcb_obj_add_attribs(line, &attr_src->Attributes, pcb_true);
 						pcb_line_invalidate_draw(layer, line);
 						pcb_undo_add_obj_to_create(PCB_OBJ_LINE, layer, line, line);
 						applied = 1;