From 28a502680a1dcc30098469952a6d677997142719 Mon Sep 17 00:00:00 2001
From: bubnikv <bubnikv@gmail.com>
Date: Thu, 22 Nov 2018 10:35:04 +0100
Subject: [PATCH] Fixed a crash on SLA with background processing on and with
 an empty scene.

---
 src/libslic3r/SLAPrint.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/libslic3r/SLAPrint.hpp b/src/libslic3r/SLAPrint.hpp
index 4073e068c..c439c80fb 100644
--- a/src/libslic3r/SLAPrint.hpp
+++ b/src/libslic3r/SLAPrint.hpp
@@ -147,7 +147,7 @@ public:
 	PrinterTechnology	technology() const noexcept { return ptSLA; }
 
     void                clear() override;
-    bool                empty() const override { return false; }
+    bool                empty() const override { return m_objects.empty(); }
     ApplyStatus         apply(const Model &model, const DynamicPrintConfig &config) override;
     void                process() override;