ASSERT INFO:
../src/common/wincmn.cpp(478): assert "GetEventHandler() == this" failed in ~wxWindowBase(): any pushed event handlers must have been removed

BACKTRACE:
[1] wxWindowBase::~wxWindowBase()
[2] wxComboBox::~wxComboBox()
[3] wxWindowBase::Destroy()
[4] wxWindowBase::DestroyChildren()
[5] wxWindow::~wxWindow()
[6] wxWindowBase::Destroy()
[7] wxWindowBase::Destroy<Children()
[8] wxWindow::~wxWindow()
[9] Grid::~Grid()
[10] TagsEditor::~TagsEditor()
[11] Tags::ShowEditDialog(wxWindow*, wxString, bool)
[12] Exporter::Process(AudacityProject*, bool, double, double)
[13] AudacityProject::OnExport()
[14] CommandManager::HandleCommandEntry(CommandListEntry const*, unsigned int, unsigned int, wxEvent const*)
[15] AudacityProject::OnMenu(wxCommandEvent&)
[16] wxAppConsoleBase::CallEventHandler(wxEvtHandler*, wxEventFunctor&, wxEvent&) const
[17] wxEvtHandler::ProcessEventIfMatchesId(wxEventTableEntryBase const&, wxEvtHandler*, wxEvent&)
[18] wxEventHashTable::HandleEvent(wxEvent&, wxEvtHandler*)
[19] wxEvtHandler::TryHereOnly(wxEvent&)
[20] wxEvtHandler::ProcessEventLocally(wxEvent&)
[21] wxEvtHandler::ProcessEvent(wxEvent&)
[22] wxWindowBase::TryAfter(wxEvent&)
[23] wxEvtHandler::SafelyProcessEvent(wxEvent&)
[24] wxMenuBase::SendEvent(int, int)
[25] g_closure_invoke
[26] g_signal_emit_valist
[27] g_signal_emit
[28] gtk_widget_activate
[29] gtk_menu_shell_activate_item
[30] g_closure_invoke
[31] g_signal_emit_valist
[32] g_signal_emit
[33] gtk_propagate_event
[34] gtk_main_do_event
[35] g_main_context_dispatch
[36] g_main_loop_run
[37] gtk_main
[38] wxGUIEventLoop::DoRun()
[39] wxEventLoopBase::Run()
[40] wxAppConsoleBase::MainLoop()
[41] wxEntry(int&, wchar_t**)
[42] main
[43] __libc_start_main
[44] _start

Image : https://i.imgur.com/mi9O6GR.png