private static void DeInitializeIntegration()
{
if (_initialized)
{
if (_opened)
{
ExcelIntegration.DnaLibraryAutoClose();
XlRegistration.UnregisterMethods();
}
TraceLogger.IntegrationTraceSource = null;
SetIntegrationTraceSource(null);
ExcelIntegration.DeInitialize();
_initialized = false;
_opened = false;
}
}