.. ================================================== .. FOR YOUR INFORMATION .. -------------------------------------------------- .. -*- coding: utf-8 -*- with BOM. .. ================================================== .. DEFINE SOME TEXTROLES .. -------------------------------------------------- .. role:: underline .. role:: typoscript(code) .. role:: ts(typoscript) :class: typoscript .. role:: php(code) After installing the extension my headerData is gone/corrupted. What's wrong? ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Simulatebe uses "page.headerData.9586" to include its configuration. If you are already using this for your own configuration, you need to change your values. You can check your configuration in the TypoScript Object Browser: View the part "Setup" and open the tree.