From 4d6b47edd037d053dad4a1d1314427905ac909a6 Mon Sep 17 00:00:00 2001
From: "Salvador E. Tropea" <salvador@inti.gob.ar>
Date: Sun, 16 Jan 2022 15:19:04 -0300
Subject: [PATCH] Fixed missing check for kicad_pcb/setup/stackup iterator

---
 kibot/globals.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/kibot/globals.py b/kibot/globals.py
index 70905853..d718c797 100644
--- a/kibot/globals.py
+++ b/kibot/globals.py
@@ -81,7 +81,10 @@ class Globals(FiltersOptions):
                 logger.debug("- Failed to load the PCB "+str(e))
         if pcb is None:
             return
-        sp = next(sexp_iter(pcb, 'kicad_pcb/setup/stackup'), None)
+        iter = sexp_iter(pcb, 'kicad_pcb/setup/stackup')
+        if iter is None:
+            return
+        sp = next(iter, None)
         if sp is None:
             return
         logger.debug("- Found stack-up information")