Out of memory

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 5.7

Error message:
Out of memory

Stack trace:
[007B257E] System::__linkproc__ NewUnicodeString
[007B257E] System::__linkproc__ NewUnicodeString
[0073F4A7] System::Classes::TComponent::UpdateAction
[005DC478] Vcl::Forms::TCustomForm::CMActionUpdate
[00617C11] Vcl::Controls::TControl::WndProc
[0061C755] Vcl::Controls::TWinControl::WndProc
[005D74F8] Vcl::Forms::TCustomForm::WndProc
[00B8A135] Vclcommon::C2442_0
[0061784C] Vcl::Controls::TControl::Perform
[005E26AF] Vcl::Forms::TApplication::DispatchAction
[00740678] System::Classes::_18201
[7E418731] USER32.dll
[7E418811] USER32.dll
[7E428E9B] USER32.dll
[7E428EE9] USER32.dll
[7C90E470] ntdll.dll.KiUserCallbackDispatcher
[7E4292DE] USER32.dll.SendMessageW
[00612A58] Vcl::Controls::SendAppMessage
[005DC176] Vcl::Forms::_16777
[005DC1F4] Vcl::Forms::TCustomForm::UpdateActions

Thanks for your report.
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