.. include:: /Includes.rst.txt

.. index:: troubleshooting

.. _troubleshooting_index:


===============
Troubleshooting
===============

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      .. container:: card px-0 h-100

         .. rst-class:: card-header h3

            .. rubric:: :ref:`TYPO3 <troubleshooting_typo3>`

         .. container:: card-body

            *  :ref:`Reset Backend Administrative User Passwords<backend-admin-password>`

            *  :ref:`Reset The Install Tool Password<install-tool-password>`

            *  :ref:`Enabling Debug Mode<debug-mode>`

            *  :ref:`Caching<troubleshooting-caching>`

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            .. rubric:: :ref:`System Modules <system_modules>`

         .. container:: card-body

            *  :ref:`Log<system-modules-log>`

            *  :ref:`DB Check<system-modules-dbcheck>`

            *  :ref:`Configuration<system-modules-configuration>`

            *  :ref:`Reports<system-modules-reports>`

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            .. rubric:: :ref:`PHP <php>`

         .. container:: card-body

            *  :ref:`PHP Modules<php-modules>`

            *  :ref:`PHP Caches, Extension Classes<php-caches-extension-classes-etc>`

            *  :ref:`Opcode cache messages<php-troubleshooting_opcode>`

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      .. container:: card px-0 h-100

         .. rst-class:: card-header h3

            .. rubric:: :ref:`Web server<webserver>`

         .. container:: card-body

            *  :ref:`Apache - enable mod_rewrite<enable-mod_rewrite>`

            *  :ref:`Apache - adjust ThreadStackSize (Windows)<adjust-threadstacksize-on-windows>`


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      .. container:: card px-0 h-100

         .. rst-class:: card-header h3

            .. rubric:: :ref:`Database <troubleshooting_database>`

         .. container:: card-body

            *  :ref:`MySQL - character sets<character-sets>`


.. toctree::
   :hidden:
   :titlesonly:

   TYPO3.rst
   SystemModules.rst
   PHP.rst
   WebServer.rst
   Database.rst