.. include:: /Includes.rst.txt .. _important-81899: ========================================================================================= Important: #81899 - Backend AJAX routes use "&route=/ajax/" instead of "ajaxId" parameter ========================================================================================= See :issue:`81899` Description =========== The TYPO3 Backend uses AJAX calls by calling routes with the ``&route=/ajax/*`` GET/POST parameter now instead of the "&ajaxId" GET/POST parameter. Although this is not a breaking change, some PHP code might rely on GET/POST parameters being set, and must check for the route parameter instead. .. index:: Backend