From e7d95f6d909e42a7a35079d999a6538f24d86b30 Mon Sep 17 00:00:00 2001
From: Ghostkeeper <rubend@tutanota.com>
Date: Mon, 10 Aug 2020 11:25:46 +0200
Subject: [PATCH] Give an error message when stack fails to build

This way we may venture at a reason why it failed to build.
---
 cura/Settings/CuraStackBuilder.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/cura/Settings/CuraStackBuilder.py b/cura/Settings/CuraStackBuilder.py
index 2b71db8034..aadfd15f1a 100644
--- a/cura/Settings/CuraStackBuilder.py
+++ b/cura/Settings/CuraStackBuilder.py
@@ -62,7 +62,8 @@ class CuraStackBuilder:
         for position in extruder_dict:
             try:
                 cls.createExtruderStackWithDefaultSetup(new_global_stack, position)
-            except IndexError:
+            except IndexError as e:
+                Logger.logException("e", "Failed to create an extruder stack for position {pos}: {err}".format(pos = position, err = str(e)))
                 return None
 
         for new_extruder in new_global_stack.extruderList:  # Only register the extruders if we're sure that all of them are correct.