From 043fdb914117ec33b6a7a28860453c2bad5f748e Mon Sep 17 00:00:00 2001
From: Abdelrazak Younes <younes@lyx.org>
Date: Mon, 14 May 2007 12:43:17 +0000
Subject: [PATCH] Fix bug similar to 3377 by Ozgur Ugras BARAN.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@18308 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/frontends/qt4/QExternal.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/frontends/qt4/QExternal.cpp b/src/frontends/qt4/QExternal.cpp
index 4b4c068187..231683af63 100644
--- a/src/frontends/qt4/QExternal.cpp
+++ b/src/frontends/qt4/QExternal.cpp
@@ -187,8 +187,10 @@ void QExternalDialog::browseClicked()
 	docstring const str =
 		form_->controller().browse(qstring_to_ucs4(fileED->text()),
 					   template_name);
-	fileED->setText(toqstr(str));
-	form_->changed();
+	if(!str.empty()) {
+		fileED->setText(toqstr(str));
+		form_->changed();
+	}
 }
 
 
-- 
2.39.2