retryingfindelement.cs

 public static IWebElement RetryingFindElement(this IWebDriver driver, By locator)
        {
            //WebDriverWait WaitElement = new WebDriverWait(driver, TimeSpan.FromSeconds(10));
            WebDriverWait WaitElement = new EventFiringWebDriverWait(driver, TimeSpan.FromSeconds(10));

            return WaitElement.Until(d =>
            {
                WaitSpinner(driver);
                var e = d.FindElement(locator);
                return (e.Displayed ? e : null);
            });
        }