3 files changed, 9 insertions, 6 deletions
diff --git a/src/network/access/qnetworkaccessftpbackend.cpp b/src/network/access/qnetworkaccessftpbackend.cpp
index bad010f..e34e6bb 100644
--- a/src/network/access/qnetworkaccessftpbackend.cpp
+++ b/src/network/access/qnetworkaccessftpbackend.cpp
@@ -307,8 +307,10 @@ void QNetworkAccessFtpBackend::ftpDone()
             // logged in successfully, send the stat requests (if supported)
             QString command = url().path();
             command.prepend(QLatin1String("%1 "));
-            if (supportsSize)
+            if (supportsSize) {
+                ftp->rawCommand(QLatin1String("TYPE I"));
                 sizeId = ftp->rawCommand(command.arg(QLatin1String("SIZE"))); // get size
+            }
             if (supportsMdtm)
                 mdtmId = ftp->rawCommand(command.arg(QLatin1String("MDTM"))); // get modified time
             if (!supportsSize && !supportsMdtm)
diff --git a/src/network/access/qnetworkaccessmanager.cpp b/src/network/access/qnetworkaccessmanager.cpp
index ca8ea0e..7e75045 100644
--- a/src/network/access/qnetworkaccessmanager.cpp
+++ b/src/network/access/qnetworkaccessmanager.cpp
@@ -1139,10 +1139,11 @@ void QNetworkAccessManagerPrivate::createSession(const QNetworkConfiguration &co
 
     networkSession = QSharedNetworkSessionManager::getSession(config);
 
-    QObject::connect(networkSession.data(), SIGNAL(opened()), q, SIGNAL(networkSessionConnected()));
-    QObject::connect(networkSession.data(), SIGNAL(closed()), q, SLOT(_q_networkSessionClosed()));
+    QObject::connect(networkSession.data(), SIGNAL(opened()), q, SIGNAL(networkSessionConnected()), Qt::QueuedConnection);
+    //QueuedConnection is used to avoid deleting the networkSession inside its closed signal
+    QObject::connect(networkSession.data(), SIGNAL(closed()), q, SLOT(_q_networkSessionClosed()), Qt::QueuedConnection);
     QObject::connect(networkSession.data(), SIGNAL(stateChanged(QNetworkSession::State)),
-                     q, SLOT(_q_networkSessionStateChanged(QNetworkSession::State)));
+                     q, SLOT(_q_networkSessionStateChanged(QNetworkSession::State)), Qt::QueuedConnection);
 
     _q_networkSessionStateChanged(networkSession->state());
 }
diff --git a/src/network/access/qnetworkreplyimpl.cpp b/src/network/access/qnetworkreplyimpl.cpp
index 1f481cd..485f449 100644
--- a/src/network/access/qnetworkreplyimpl.cpp
+++ b/src/network/access/qnetworkreplyimpl.cpp
@@ -115,7 +115,7 @@ void QNetworkReplyImplPrivate::_q_startOperation()
     }
 #endif
 
-    if (backend->isSynchronous()) {
+    if (backend && backend->isSynchronous()) {
         state = Finished;
         q_func()->setFinished(true);
     } else {
@@ -360,7 +360,7 @@ void QNetworkReplyImplPrivate::setup(QNetworkAccessManager::Operation op, const
             QMetaObject::invokeMethod(q, "_q_startOperation", Qt::QueuedConnection);
         }
 #else
-        if (backend->isSynchronous())
+        if (backend && backend->isSynchronous())
             _q_startOperation();
         else
             QMetaObject::invokeMethod(q, "_q_startOperation", Qt::QueuedConnection);