Visual Studio 2017, CEF cef_binary_77.1.12+gc63c001+chromium-77.0.3865.90_windows32, debug build, sandbox on or off, and no debug info as required to avoid corrupt exe...
When shutting down get...
[1015/144634.126:FATAL:memory_dump_manager.cc(247)] Check failed: (*mdp_iter)->task_runner && (*mdp_iter)->task_runner->RunsTasksInCurrentSequence(). MemoryDumpProvider "DiscardableSharedMemoryManager" attempted to unregister itself in a racy way. Please file a crbug.
Occurs in cefclient.exe as well as my application, and if a browser has or has not been created.
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libcef.dll!logging::LogMessage::~LogMessage() Line 944 C++
> libcef.dll!base::trace_event::MemoryDumpManager::UnregisterDumpProviderInternal(base::trace_event::MemoryDumpProvider * mdp, bool take_mdp_ownership_and_delete_async) Line 257 C++
libcef.dll!base::trace_event::MemoryDumpManager::UnregisterDumpProvider(base::trace_event::MemoryDumpProvider * mdp) Line 204 C++
libcef.dll!discardable_memory::DiscardableSharedMemoryManager::~DiscardableSharedMemoryManager() Line 247 C++
libcef.dll!discardable_memory::DiscardableSharedMemoryManager::~DiscardableSharedMemoryManager() Line 243 C++
[Inline Frame] libcef.dll!std::__1::default_delete<discardable_memory::DiscardableSharedMemoryManager>::operator()(discardable_memory::DiscardableSharedMemoryManager * __ptr) Line 2338 C++
[Inline Frame] libcef.dll!std::__1::unique_ptr<discardable_memory::DiscardableSharedMemoryManager,std::__1::default_delete<discardable_memory::DiscardableSharedMemoryManager> >::reset(discardable_memory::DiscardableSharedMemoryManager * __p) Line 2651 C++
[Inline Frame] libcef.dll!std::__1::unique_ptr<discardable_memory::DiscardableSharedMemoryManager,std::__1::default_delete<discardable_memory::DiscardableSharedMemoryManager> >::~unique_ptr() Line 2605 C++
libcef.dll!content::ContentMainRunnerImpl::~ContentMainRunnerImpl() Line 608 C++
libcef.dll!content::ContentMainRunnerImpl::~ContentMainRunnerImpl() Line 605 C++
[Inline Frame] libcef.dll!std::__1::default_delete<content::ContentMainRunnerImpl>::operator()(content::ContentMainRunnerImpl * __ptr) Line 2338 C++
[Inline Frame] libcef.dll!std::__1::unique_ptr<content::ContentMainRunnerImpl,std::__1::default_delete<content::ContentMainRunnerImpl> >::reset(content::ContentMainRunnerImpl * __p) Line 2651 C++
[Inline Frame] libcef.dll!std::__1::unique_ptr<content::ContentMainRunnerImpl,std::__1::default_delete<content::ContentMainRunnerImpl> >::~unique_ptr() Line 2605 C++
libcef.dll!content::ContentServiceManagerMainDelegate::~ContentServiceManagerMainDelegate() Line 21 C++
libcef.dll!content::ContentServiceManagerMainDelegate::~ContentServiceManagerMainDelegate() Line 21 C++
[Inline Frame] libcef.dll!std::__1::default_delete<content::ContentServiceManagerMainDelegate>::operator()(content::ContentServiceManagerMainDelegate * __ptr) Line 2338 C++
[Inline Frame] libcef.dll!std::__1::unique_ptr<content::ContentServiceManagerMainDelegate,std::__1::default_delete<content::ContentServiceManagerMainDelegate> >::reset(content::ContentServiceManagerMainDelegate * __p) Line 2651 C++
libcef.dll!CefContext::FinalizeShutdown() Line 638 C++
libcef.dll!CefContext::Shutdown() Line 482 C++
libcef.dll!CefShutdown() Line 272 C++