From f4aa9c5b0e76f82e7f333e8692b66401bba52027 Mon Sep 17 00:00:00 2001
From: enricoturri1966 <enricoturri@seznam.cz>
Date: Wed, 18 Mar 2020 08:10:05 +0100
Subject: [PATCH] #3858 - Added missing reset for fan speed visualization

---
 src/libslic3r/GCode/PreviewData.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/libslic3r/GCode/PreviewData.cpp b/src/libslic3r/GCode/PreviewData.cpp
index eecabe718..874a4d2ec 100644
--- a/src/libslic3r/GCode/PreviewData.cpp
+++ b/src/libslic3r/GCode/PreviewData.cpp
@@ -241,6 +241,7 @@ void GCodePreviewData::reset()
     ranges.width.reset();
     ranges.height.reset();
     ranges.feedrate.reset();
+    ranges.fan_speed.reset();
     ranges.volumetric_rate.reset();
     extrusion.layers.clear();
     travel.polylines.clear();