.. include:: /Includes.rst.txt .. _breaking-77783: ============================================================ Breaking: #77783 - Removed unused ExtJS JavaScript libraries ============================================================ See :issue:`77783` Description =========== The ExtJS libraries `app.SearchField`, `grid.RowExpander`, `ux.FitToParent` have been removed from the TYPO3 core after all usages of them have been removed from the TYPO3 core with Feature #74359. Impact ====== Including or calling any of the named JavaScript libraries will result in an error. Affected Installations ====================== Any TYPO3 installations using custom extensions based on ExtJS which rely on the named libraries. Migration ========= There is no migration available, consider migrating to a supported modern framework. .. index:: Backend, JavaScript