From 8d9c483cd06fb561630c409d1a1766740424f0ab Mon Sep 17 00:00:00 2001
From: Sebastien Bourdeauducq <sb@m-labs.hk>
Date: Sat, 4 Jun 2016 10:18:14 -0400
Subject: [PATCH] explorer: fix directory listing error handling

---
 artiq/gui/explorer.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/artiq/gui/explorer.py b/artiq/gui/explorer.py
index 760ad5a3d..bddbc5ebc 100644
--- a/artiq/gui/explorer.py
+++ b/artiq/gui/explorer.py
@@ -61,7 +61,7 @@ class _OpenFileDialog(QtWidgets.QDialog):
         except:
             logger.error("Failed to list directory '%s'",
                          self.explorer.current_directory, exc_info=True)
-            self.explorer.current_directory = ""
+            return
         for name in sorted(contents, key=lambda x: (x[-1] not in "\\/", x)):
             if name[-1] in "\\/":
                 icon = QtWidgets.QStyle.SP_DirIcon