Index: move.c
===================================================================
--- move.c	(revision 32574)
+++ move.c	(revision 32575)
@@ -251,7 +251,8 @@
 			rnd_event(&PCB->hidlib, PCB_EVENT_RUBBER_MOVE, "icc", 0, DX, DY);
 			pcb_undo_add_obj_to_move(Type, Ptr1, Ptr2, Ptr3, DX, DY);
 			ptr2 = pcb_object_operation(&MoveFunctions, &ctx, Type, Ptr1, Ptr2, Ptr3);
-			pcb_line_mod_merge(ptr2, 1);
+			if (((pcb_any_obj_t *)ptr2)->type == PCB_OBJ_LINE)
+				pcb_line_mod_merge(ptr2, 1);
 			break;
 	}