title: NoSuchElementException: Message: no such element: Unable to locate element: {"method":"name","selector":"username"} while sending text to username
body: <p>Need help in solving below error :</p>
  
  <p>URL : <a href="https://services.gst.gov.in/services/login" rel="nofollow noreferrer">https://services.gst.gov.in/services/login</a></p>
  
  <pre><code>username = driver.find_element_by_name("username");
  File "C:\Users\admin\AppData\Local\Programs\Python\Python36\lib\site-packages\selenium\webdriver\remote\webdriver.py", line 495, in find_element_by_name
      return self.find_element(by=By.NAME, value=name)
    File "C:\Users\admin\AppData\Local\Programs\Python\Python36\lib\site-packages\selenium\webdriver\remote\webdriver.py", line 966, in find_element
      'value': value})['value']
    File "C:\Users\admin\AppData\Local\Programs\Python\Python36\lib\site-packages\selenium\webdriver\remote\webdriver.py", line 320, in execute
      self.error_handler.check_response(response)
    File "C:\Users\admin\AppData\Local\Programs\Python\Python36\lib\site-packages\selenium\webdriver\remote\errorhandler.py", line 242, in check_response
      raise exception_class(message, screen, stacktrace)
  selenium.common.exceptions.NoSuchElementException: Message: no such element: Unable to locate element: {"method":"name","selector":"username"}
  </code></pre>