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Details

Type: Bug
Resolution: Duplicate
Priority: P1: Critical
Fix Version/s: None
Affects Version/s: 5.11.1, 5.11.2
Component/s: WebEngine
Labels:
None
Environment:
Windows 10(1803), MSVC 15.0 X64

Platform/s:

Windows

Description

I create a simple QWidget App, and Use QWebEngineView improved CenterWidget.

Then ,I add codes in mainwindow class constructor function, like this:

{ui->webEngineView->load(QUrl("https://www.google.com"));}

. In debug mode, the compiled program will Crash. But In Release mode ,the program can start. The Project for testing in the appendix.

The Info in debug mode:

Starting D:\ProjectTest\build-WEBTest-Desktop_Qt_5_11_2_MSVC2017_64bit-Debug\debug\WEBTest...

[3460:12116:0921/105456.779:FATAL:simple_watcher.cc(137)] Check failed: task_runner_->RunsTasksInCurrentSequence().

Backtrace:

QtWebEngineCore::UserScript::data [0x0000000182B7F5F5+110437]

QtWebEngineCore::UserScript::data [0x0000000182B94168+195288]

QWebEngineUrlSchemeHandler::_q_destroyedUrlSchemeHandler [0x0000000182A85D50+3568]

QtWebEngineCore::FilePickerController::mode [0x0000000183C00B40+2989504]

QtWebEngineCore::FilePickerController::mode [0x0000000183BDE1A2+2847778]

QtWebEngineCore::FilePickerController::mode [0x0000000183BDBE52+2838738]

QtWebEngineCore::FilePickerController::mode [0x0000000183BCF24A+2786506]

QtWebEngineCore::FilePickerController::mode [0x0000000183BC6E44+2752708]

QtWebEngineCore::JavaScriptDialogController::qt_static_metacall [0x00000001801D215C+68812]

QtWebEngineCore::JavaScriptDialogController::qt_static_metacall [0x00000001801D2833+70563]

QtWebEngineCore::JavaScriptDialogController::qt_static_metacall [0x00000001801D2816+70534]

QtWebEngineCore::JavaScriptDialogController::qt_static_metacall [0x00000001801D1C63+67539]

WebEngineError::operator= [0x0000000181BBF193+9018819]

WebEngineError::operator= [0x0000000181BC09B8+9025000]

QWebEngineCookieStorePrivate::q_func [0x000000018342132F+6020047]

QWebEngineCookieStorePrivate::q_func [0x00000001834217F0+6021264]

QWebEngineCookieStorePrivate::q_func [0x0000000183422A4D+6025965]

QtWebEngineCore::WebEngineSettings::setUnknownUrlSchemePolicy [0x00000001836DC10B+612107]

WebEngineError::operator= [0x0000000181D394B3+10567907]

QtWebEngineCore::BrowserContextAdapter::httpCacheMaxSize [0x0000000180FA2505+3884773]

QtWebEngineCore::BrowserContextAdapter::httpCacheMaxSize [0x0000000180FB6AD1+3968177]

base::RefCountedThreadSafe<QtWebEngineCore::CookieMonsterDelegateQt,base::DefaultRefCountedThreadSafeTraits<QtWebEngineCore::CookieMonsterDelegateQt> >::RefCountedThreadSafe<QtWebEngineCore::CookieMonsterDelegateQt,base::DefaultRefCountedThreadSafeTraits< [0x000000018458C8A3+8436899]

QtWebEngineCore::WebEngineSettings::setWebContentsAdapter [0x0000000183595136+1404870]

QtWebEngineCore::WebEngineSettings::setWebContentsAdapter [0x0000000183596BF4+1411716]

QtWebEngineCore::WebEngineSettings::setUnknownUrlSchemePolicy [0x00000001836DC10B+612107]

WebEngineError::operator= [0x0000000181D394B3+10567907]

QtWebEngineCore::BrowserContextAdapter::httpCacheMaxSize [0x0000000180FA2505+3884773]

QtWebEngineCore::BrowserContextAdapter::httpCacheMaxSize [0x0000000180FB6AD1+3968177]

base::RefCountedThreadSafe<QtWebEngineCore::CookieMonsterDelegateQt,base::DefaultRefCountedThreadSafeTraits<QtWebEngineCore::CookieMonsterDelegateQt> >::RefCountedThreadSafe<QtWebEngineCore::CookieMonsterDelegateQt,base::DefaultRefCountedThreadSafeTraits< [0x000000018458C8A3+8436899]

QWebEngineCookieStorePrivate::q_func [0x000000018341BFBB+5998683]

QWebEngineCookieStorePrivate::q_func [0x000000018341C4DE+5999998]

QWebEngineCookieStorePrivate::q_func [0x000000018341B335+5995477]

QWebEngineCookieStorePrivate::q_func [0x000000018341CC37+6001879]

QWebEngineCookieStorePrivate::q_func [0x000000018341C8CE+6001006]

QWebEngineCookieStorePrivate::q_func [0x000000018337B8C2+5341538]

QWebEngineCookieStorePrivate::q_func [0x000000018343214F+6089199]

QtWebEngineCore::WebEngineSettings::setUnknownUrlSchemePolicy [0x000000018367C392+219538]

QtWebEngineCore::WebEngineSettings::setUnknownUrlSchemePolicy [0x000000018367F1FC+231420]

QtWebEngineCore::WebEngineSettings::setUnknownUrlSchemePolicy [0x000000018367CCEF+221935]

QtWebEngineCore::WebEngineSettings::setUnknownUrlSchemePolicy [0x00000001836DC10B+612107]

WebEngineError::operator= [0x0000000181D394B3+10567907]

QtWebEngineCore::BrowserContextAdapter::httpCacheMaxSize [0x0000000180FA2505+3884773]

QtWebEngineCore::BrowserContextAdapter::httpCacheMaxSize [0x0000000180FB6AD1+3968177]

WebEngineError::operator= [0x0000000182A01B4A+23971706]

QtWebEngineCore::WebEngineSettings::setWebContentsAdapter [0x00000001835685B5+1221701]

QtWebEngineCore::WebEngineSettings::setWebContentsAdapter [0x000000018356DB8B+1243675]

IsSandboxedProcess [0x0000000184A3A0FA+1642986]

base::RefCountedThreadSafe<QtWebEngineCore::CookieMonsterDelegateQt,base::DefaultRefCountedThreadSafeTraits<QtWebEngineCore::CookieMonsterDelegateQt> >::RefCountedThreadSafe<QtWebEngineCore::CookieMonsterDelegateQt,base::DefaultRefCountedThreadSafeTraits< [0x00000001848787C6+11500486]

QtWebEngineCore::WebEngineSettings::setWebContentsAdapter [0x0000000183560458+1188584]

QtWebEngineCore::WebEngineSettings::setWebContentsAdapter [0x0000000183573651+1266913]

base::RefCountedThreadSafe<QtWebEngineCore::CookieMonsterDelegateQt,base::DefaultRefCountedThreadSafeTraits<QtWebEngineCore::CookieMonsterDelegateQt> >::RefCountedThreadSafe<QtWebEngineCore::CookieMonsterDelegateQt,base::DefaultRefCountedThreadSafeTraits< [0x000000018458C8A3+8436899]

QtWebEngineCore::WebEngineSettings::setUnknownUrlSchemePolicy [0x00000001836653A9+125353]

QtWebEngineCore::WebEngineSettings::setUnknownUrlSchemePolicy [0x000000018366A4F4+146164]

IsSandboxedProcess [0x0000000184B96537+3069479]

QtWebEngineCore::WebEngineSettings::setUnknownUrlSchemePolicy [0x00000001837E22A9+1685673]

QtWebEngineCore::WebEngineSettings::setUnknownUrlSchemePolicy [0x00000001837E2315+1685781]

QtWebEngineCore::WebEngineSettings::setUnknownUrlSchemePolicy [0x00000001837E5251+1697873]

base::RefCountedThreadSafe<QtWebEngineCore::CookieMonsterDelegateQt,base::DefaultRefCountedThreadSafeTraits<QtWebEngineCore::CookieMonsterDelegateQt> >::RefCountedThreadSafe<QtWebEngineCore::CookieMonsterDelegateQt,base::DefaultRefCountedThreadSafeTraits< [0x000000018458C8A3+8436899]

QtWebEngineCore::WebEngineSettings::setUnknownUrlSchemePolicy [0x000000018387D789+2321801]