public static void LoadIntegration() { ExcelIntegration.ConfigureHost(new IntegrationHost()); // Check the version declared in the ExcelIntegration class int integrationVersion = ExcelIntegration.GetExcelIntegrationVersion(); if (integrationVersion != ExcelIntegrationVersion) { // This is not the version we are expecting! throw new InvalidOperationException("Invalid ExcelIntegration version detected."); } }