Error Handling: selenium.common.exceptions.JavascriptException: Message: TypeError: document.body is null

[sharedphysics]

Issue report:

  -- New folder created for this domain
Traceback (most recent call last):
  File "crawwwly-selenium.py", line 35, in <module>
    save_screenshot(driver, out_path)  # Saving the screenshot
  File "crawwwly-selenium.py", line 12, in save_screenshot
    required_width = driver.execute_script('return document.body.parentNode.scrollWidth')
  File "/usr/local/lib/python3.8/site-packages/selenium/webdriver/remote/webdriver.py", line 634, in execute_script
    return self.execute(command, {
  File "/usr/local/lib/python3.8/site-packages/selenium/webdriver/remote/webdriver.py", line 321, in execute
    self.error_handler.check_response(response)
  File "/usr/local/lib/python3.8/site-packages/selenium/webdriver/remote/errorhandler.py", line 242, in check_response
    raise exception_class(message, screen, stacktrace)
selenium.common.exceptions.JavascriptException: Message: TypeError: document.body is null