From bb474376868469b5bcbaed6b1667b752ceba6119 Mon Sep 17 00:00:00 2001
From: Philipp Hagemeister <phihag@phihag.de>
Date: Wed, 19 Jun 2013 22:13:16 +0200
Subject: [PATCH] Ignore invalid dates (Fixes #894)

---
 youtube_dl/FileDownloader.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/youtube_dl/FileDownloader.py b/youtube_dl/FileDownloader.py
index 72f03c217..f4ce48046 100644
--- a/youtube_dl/FileDownloader.py
+++ b/youtube_dl/FileDownloader.py
@@ -322,6 +322,9 @@ def try_utime(self, filename, last_modified_hdr):
         filetime = timeconvert(timestr)
         if filetime is None:
             return filetime
+        # Ignore obviously invalid dates
+        if filetime == 0:
+            return
         try:
             os.utime(filename, (time.time(), filetime))
         except: