title: TYPO3 error: Call to undefined method TYPO3\CMS\Frontend\Controller\TypoScriptFrontendController::getPageRenderer()
body: <p>Getting the error when using the extension ke_serach 2.4.2 in TYPO3 8.7.1.</p>
  <p>Please refer the below image for reference.</p>
  <p><a href="https://i.stack.imgur.com/kUwjF.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/kUwjF.png" alt="enter image description here" /></a></p>