[Qt-interest] QNetworkAccessManager warning

[Iñigo Illán Aranburu]

I think it could help if you also provide us the destructor of the
class.


El mar, 26-01-2010 a las 22:28 +0100, Tr3wory escribió:

> Hi!
> 
> Recently I switched my project from 4.5.2 to 4.6.1.
> After that I always got a "QWaitCondition: Destroyed while threads are
> still waiting" message when my program was exiting.
> 
> I used QHttp to download a png from the net. If I removed it then the
> message disappeared.
> 
> Because the QHttp is obsolete I switched to QNetworAcessManager. But I
> still get the message.
> 
> Do you have any idea?
> 
> Code:
>     QUrl url=tr("http://example.com/example.png");
> 
>     QNetworkAccessManager* netManager=new QNetworkAccessManager(this);
>     connect(netManager,SIGNAL(finished(QNetworkReply*)),this,SLOT(onNetworkReplyFinished(QNetworkReply*)));
>     netManager->get(QNetworkRequest(url));
> ...
> 
> void MainWindow::onNetworkReplyFinished(QNetworkReply* reply)
> {
>     if (reply->error()==QNetworkReply::NoError &&
> m_banner.loadFromData(reply->readAll()) && m_mainMenu)
>             m_mainMenu->addBanner(m_banner);
> 
>     reply->deleteLater();
> }
> 
> Stack:
> ...
> 5	qWarning	qglobal.cpp	2378	0x6a10e59d	
> 6	~QWaitCondition	qwaitcondition_win.cpp	155	0x6a115c90	
> 7	~QThreadPoolPrivate	qthreadpool_p.h	69	0x6a264afd	
> 8	QScopedPointerDeleter<QObjectData>::cleanup	qscopedpointer.h	62	0x6a267f0a	
> 9	~QScopedPointer	qscopedpointer.h	100	0x6a25e9f1	
> 10	~QObject	qobject.cpp	992	0x6a20cbf8	
> 11	~QThreadPool	qthreadpool.cpp	430	0x6a10d72e	
> 12	~QHostInfoLookupManager	qhostinfo.cpp	454	0x6804ef50	
> 13	~QGlobalStaticDeleter	qglobal.h	1799	0x6809592f	
> 14	__tcf_0	qhostinfo.cpp	64	0x6804df5e	
> 15	__dll_exit	C:\Qt\4.6.1\bin\QtNetworkd4.dll	0	0x6800102f	
> 16	DllMainCRTStartup at 12	C:\Qt\4.6.1\bin\QtNetworkd4.dll	0	0x680010f5	
> 17	ntdll!LdrSetAppCompatDllRedirectionCallback	C:\WINDOWS\system32\ntdll.dll	0	0x7c9011a7
> 18	??		0	0x68000000	
> 19	??		0	0x00000000	
> 
> System:
> Windows XP, MinGW 4.4, Qt 4.6.1
> 
> 
> tr3w
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