Catch an illigal layer height.

diff --git a/Cura/util/sliceEngine.py b/Cura/util/sliceEngine.py
index 9fb8e5b49a4aa2ca616eeffd68fdface6f3c0b60..f72f51bc7bf0a3998cf2f06b64bc5fb0af8a58ff 100644 (file)
--- a/Cura/util/sliceEngine.py
+++ b/Cura/util/sliceEngine.py
@@ -229,6 +229,8 @@ class Slicer(object):
                else:
                        settings['skirtDistance'] = int(profile.getProfileSettingFloat('skirt_gap') * 1000)
                        settings['skirtLineCount'] = int(profile.getProfileSettingFloat('skirt_line_count'))
+               if settings['layerThickness'] <= 0.0:
+                       settings['layerThickness'] = 1000
                return settings
 
        def _runSliceProcess(self, cmdList):