var count = driver.FindElements(By.ClassName("swiper-pagination-bullet-active")).Count;
for (int i = 0; i < count; i++)
{
driver.FindElements(By.ClassName("swiper-pagination-bullet-active"))[i].Click(); //kod burada hata veriyor
IWebElement element1 = driver.FindElement(By.Id("h1_manset"));
listBox1.Items.Add(element1.Text);
}