.. ================================================== .. FOR YOUR INFORMATION .. -------------------------------------------------- .. -*- coding: utf-8 -*- with BOM. .. include:: ../../../Includes.txt .. _error-handling-debug-exception-handler: Debug Exception Handler ^^^^^^^^^^^^^^^^^^^^^^^ Functions of :code:`\TYPO3\CMS\Core\Error\DebugExceptionHandler`: - Shows detailed exception messages and full trace of an exception. - Logs exception messages to :code:`\TYPO3\CMS\Core\Utility\GeneralUtility::syslog()` which is able to write exception messages to a file, to the web server's error\_log, the system's log and it can send you errors and exceptions in an email. :code:`\TYPO3\CMS\Core\Utility\GeneralUtility::syslog()` offers a hook an can be extended by user-defined logging methods. - Logs exception messages to :code:`\TYPO3\CMS\Core\Utility\GeneralUtility::devLog()` if `$TYPO3_CONF_VARS[SYS][enable_errorDLOG]` is enabled (depending on the devlog extension used, this might require an existing DB connection). - Logs exception messages to the sys\_log table. Logged errors are displayed in the belog extension (Admin Tools > Log) (works only if there is an existing DB connection).