Update on the file load error.

diff --git a/Cura/gui/preview3d.py b/Cura/gui/preview3d.py
index 8c8ba108d9744b2d0d0ae8171ff89ac8ce5f41b7..23aa02a2e7bc65035450e9364443a79d16fcaf9e 100644 (file)
--- a/Cura/gui/preview3d.py
+++ b/Cura/gui/preview3d.py
@@ -378,7 +378,7 @@ class previewPanel(wx.Panel):
                                self.errorList = []
                                wx.CallAfter(self.updateToolbar)
                                wx.CallAfter(self.glCanvas.Refresh)
-                       else:
+                       elif obj.filename is None or not os.path.isfile(obj.filename):
                                obj.mesh = None
                                obj.filename = None