update network error detection as described by rb07 in https://trac.transmissionbt...

diff --git a/qt/mainwin.cc b/qt/mainwin.cc
index f3c986acbb8271868192ffc6da538134f2a41af3..8e0b83fcc217a55a374db0c28d2f8053adb0626f 100644 (file)
--- a/qt/mainwin.cc
+++ b/qt/mainwin.cc
@@ -1398,7 +1398,8 @@ void
 TrMainWindow :: onError (QNetworkReply::NetworkError code)
 {
   const bool hadError = myNetworkError;
-  const bool haveError = code != QNetworkReply::NoError;
+  const bool haveError = (code != QNetworkReply::NoError)
+                      && (code != QNetworkReply::UnknownContentError);
 
   myNetworkError = haveError;
   refreshTrayIconSoon();