From 007e90679ca3792e6dd5017dadd4548a927f17e8 Mon Sep 17 00:00:00 2001
From: Rafael Laverde <leafar91@gmail.com>
Date: Wed, 9 Aug 2017 18:01:33 -0500
Subject: [PATCH] Check that combobox text is not empty string before emiting
 valid signal.

---
 spyder/widgets/comboboxes.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/spyder/widgets/comboboxes.py b/spyder/widgets/comboboxes.py
index 9799c7af1af..3e8314fd2c8 100644
--- a/spyder/widgets/comboboxes.py
+++ b/spyder/widgets/comboboxes.py
@@ -173,7 +173,7 @@ def selected(self):
 
     def validate(self, qstr, editing=True):
         """Validate entered path"""
-        if self.selected_text == qstr:
+        if self.selected_text == qstr and qstr != '':
             self.valid.emit(True, True)
             return