Breaking: #77783 - Removed unused ExtJS JavaScript libraries

See forge#77783


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.


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.


There is no migration available, consider migrating to a supported modern framework.