From 0cf25c329574909ab2f61e1abae30d7bb79be292 Mon Sep 17 00:00:00 2001
From: "Salvador E. Tropea" <salvador@inti.gob.ar>
Date: Fri, 16 Sep 2022 06:17:34 -0300
Subject: [PATCH] Allow empty references in the generic filter

Related to #248
---
 kibot/fil_generic.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kibot/fil_generic.py b/kibot/fil_generic.py
index 1b17deca..053aa13b 100644
--- a/kibot/fil_generic.py
+++ b/kibot/fil_generic.py
@@ -171,7 +171,7 @@ class Generic(BaseFilter):  # noqa: F821
         if self.exclude_empty_val and (value == '' or value == '~'):
             return exclude
         # Exclude all ref == #*
-        if self.exclude_all_hash_ref and comp.ref[0] == '#':
+        if self.exclude_all_hash_ref and comp.ref and comp.ref[0] == '#':
             return exclude
         # KiCad 5 PCB classification
         if self.exclude_virtual and comp.virtual: