Hi, 

Please guide me to remove the error

Code:

from selenium import webdriver
import time

# Dynamic browser code
from selenium.webdriver.common.by import By
from selenium.webdriver.support import expected_conditions as EC
from selenium.webdriver.support.ui import Select

from selenium.webdriver.support.wait import WebDriverWait

browserName = 'Chrome'
webdriver.driver = None

if browserName == 'Chrome':
    driver = webdriver.Chrome(executable_path='C:/Git_Data/automationFrameworks/chromedriver.exe')

elif browserName == 'Firefox':
    driver = webdriver.Firefox(executable_path='C:/Git_Data/automationFrameworks/geckodriver.exe')

elif browserName == 'edge':
    driver = webdriver.Edge(executable_path='C:\\Git_Data\\automationFrameworks\\msedgedriver.exe')

elif browserName == 'IE':
    driver = webdriver.Ie(executable_path='C:/Git_Data/automationFrameworks/IEDriverServer.exe')


def clickAndWait(xpathExpTarget, xpathExpWait, maxTime):
    for i in range(0, maxTime):
        driver.find_element_by_xpath(xpathExpTarget).click()

        if isElementPresent(xpathExpWait) and driver.find_element_by_xpath(xpathExpWait).is_displayed():
            return
        else:
            time.sleep(1)


def isElementPresent(xpathExp):
    s = driver.find_elements_by_xpath(xpathExp)

    if len(s) == 0:
        return False
    else:
        return True


def deleteStockTest():
    driver.set_page_load_timeout(10)
    driver.find_element_by_xpath("//a[@id='deletePortfolio']").click()
    driver.switch_to.alert.accept()
    driver.switch_to.default_content()


driver.maximize_window()
driver.implicitly_wait(10)
driver.get('https://www.rediff.com/')

# login code
driver.find_element_by_xpath("//*[@class='logobar']/div/div[2]/a[2]").click()
driver.find_element_by_css_selector('span#signin_info > a:nth-child(1)').click()
driver.find_element_by_id('useremail').send_keys('abhiguleria143@gmail.com')
wait = WebDriverWait(driver, 10)
passwordField = wait.until(EC.presence_of_element_located((By.ID, 'userpass')))
passwordField.send_keys('Abhijeet@35')
# driver.find_element_by_id('userpass').send_keys('Abhijeet@35')
login_submit = wait.until(EC.presence_of_element_located((By.ID, 'loginsubmit')))
login_submit.click()

# Add profile
clickAndWait(xpathExpTarget="//*[@id='createPortfolio']/img", xpathExpWait="//*[@id='createPortfolioButton']",
             maxTime=10)
driver.find_element_by_css_selector('input#create').clear()
driver.find_element_by_css_selector('input#create').send_keys('gr65')
submit = wait.until(EC.presence_of_element_located((By.XPATH, "//*[@id = 'createPortfolioButton']")))
submit.click()

# delete portfolio
deleteStockTest()

time.sleep(5)
driver.quit()

Output:

Traceback (most recent call last):
  File "C:\Git_Data\automationFrameworks\SelFinal\rediff_Exercise\createProfile.py", line 77, in <module>
    deleteStockTest()
  File "C:\Git_Data\automationFrameworks\SelFinal\rediff_Exercise\createProfile.py", line 48, in deleteStockTest
    driver.find_element_by_xpath("//a[@id='deletePortfolio']").click()
  File "C:\Users\gaura\AppData\Local\Programs\Python\Python39\lib\site-packages\selenium\webdriver\remote\webelement.py", line 80, in click
    self._execute(Command.CLICK_ELEMENT)
  File "C:\Users\gaura\AppData\Local\Programs\Python\Python39\lib\site-packages\selenium\webdriver\remote\webelement.py", line 633, in _execute
    return self._parent.execute(command, params)
  File "C:\Users\gaura\AppData\Local\Programs\Python\Python39\lib\site-packages\selenium\webdriver\remote\webdriver.py", line 321, in execute
    self.error_handler.check_response(response)
  File "C:\Users\gaura\AppData\Local\Programs\Python\Python39\lib\site-packages\selenium\webdriver\remote\errorhandler.py", line 242, in check_response
    raise exception_class(message, screen, stacktrace)
selenium.common.exceptions.StaleElementReferenceException: Message: stale element reference: element is not attached to the page document
  (Session info: chrome=87.0.4280.141)