From 0d7aebb98ea9f2ed40e906e3ca37a16caebe7909 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Thu, 2 Nov 2017 11:28:04 +0530
Subject: [PATCH] Fix #1729497 [Error when clicking Configure in Get books
 screen](https://bugs.launchpad.net/calibre/+bug/1729497)

---
 src/calibre/gui2/widgets.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/calibre/gui2/widgets.py b/src/calibre/gui2/widgets.py
index 8824c46b24..183c3ae852 100644
--- a/src/calibre/gui2/widgets.py
+++ b/src/calibre/gui2/widgets.py
@@ -663,6 +663,7 @@ class HistoryLineEdit(QComboBox):  # {{{
         self.setEditable(True)
         self.setInsertPolicy(self.NoInsert)
         self.setMaxCount(10)
+        self.setClearButtonEnabled = self.lineEdit().setClearButtonEnabled
 
     def setPlaceholderText(self, txt):
         return self.lineEdit().setPlaceholderText(txt)