Hi, Did you "Compare" the database using the install tool?. If not try it. Karl "Jozef Uhliarik" <jozef_uhliarik at inmail.sk> wrote in message news:mailman.1.1259347808.3924.typo3-install at lists.typo3.org... >I don't see the tree in the backend after update from 4.1.4 to 4.2.10. Help >me please.