Out of memory - System::BeginThread

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<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 5.7.5

Error message:
Out of memory

Stack trace:
(003B2123) System::BeginThread
(003B2123) System::BeginThread
(0033F04B) System::Classes::TComponent::SetReference
(001DC01C) Vcl::Forms::TCustomForm::CMActionUpdate
(002177B5) Vcl::Controls::TControl::WndProc
(0021C2F9) Vcl::Controls::TWinControl::WndProc
(001D709C) Vcl::Forms::TCustomForm::WndProc
(0078C87D) __tpdsc__ std::_Tree_nod<std::_Tmap_traits<TSynchronizeChecklist::TItem *, TSynchronizeChecklist::TAction, std::less<TSynchronizeChecklist::TItem *>, std::allocator<std::pair<const TSynchronizeChecklist::TItem * const, TSynchronizeChecklist::TAction> >, 0> >
(002173F0) Vcl::Controls::TControl::Perform
(001E2253) Vcl::Forms::TApplication::DispatchAction
(0034021C) System::Classes::TDataModule::ReadWidth
(000152F7) USER32.dll
(00015D35) USER32.dll
(00015DE8) USER32.dll
(00015E49) USER32.dll
(0000F107) ntdll.dll.KiUserCallbackDispatcher
(000186D0) USER32.dll.SendMessageW
(002125FC) Vcl::Controls::IsVCLControl
(001DBD1A) Vcl::Forms::_16777
(001DBD98) Vcl::Forms::TCustomForm::UpdateActions

I know how to reproduce the problem or the problem happens frequently enough. I wish to be contacted by the WinSCP team to help resolving the problem.

(Admin: Edited, so that address of System::BeginThread differs from common System::NewUnicodeString)

Thanks for your report.
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