From 1884bdec17d1502cabaa10c0a5967cb9c2002ffe Mon Sep 17 00:00:00 2001
From: HLopes <horaciolopes@gmail.com>
Date: Thu, 2 Jul 2015 12:09:40 +0200
Subject: [PATCH] Issue #1201160 by omerida: Skip breadcrumb argument when
 contextual filter exception value is empty.

---
 handlers/views_handler_argument.inc | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/handlers/views_handler_argument.inc b/handlers/views_handler_argument.inc
index 5a5ec00..b056036 100644
--- a/handlers/views_handler_argument.inc
+++ b/handlers/views_handler_argument.inc
@@ -146,6 +146,12 @@ class views_handler_argument extends views_handler {
    */
   function uses_breadcrumb() {
     $info = $this->default_actions($this->options['default_action']);
+
+    // if the exception value is not supplied, can't generate a breadcrumb
+    if (empty($this->options['exception']['value'])) {
+        $info['breadcrumb'] = FALSE;
+    }
+
     return !empty($info['breadcrumb']);
   }
 
-- 
1.9.1