TYPO3 Exception 1195126772

Note

Below, the TYPO3 community may have provided additional information or solutions for this exception. However, these may or may not apply to your particular case. If you can provide more information, you should come back here and add your experience and solution steps to this issue once you have resolved it.

General TYPO3 troubleshooting tips can be found in the section "Troubleshooting" of the menu, and live support is available in the TYPO3 Slack channel #typo3-cms. (See How to get your TYPO3 Slack account.)

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$toolbarItem must implement interface TYPO3\CMS\Backend\Toolbar\ToolbarItemHookInterface

  1. Check whether the requested class really implements TYPO3\\CMS\\Backend\\Toolbar\\ToolbarItemHookInterface

Exception on shortcut

  1. The error might have been caused because the argument to the constructor was not passed by reference as requested by the Interface/Class. In general this causes just a warning but can also lead to serious problems.

  2. There's a bug in PHP 5.5.6+ which causes this Exception: https://forge.typo3.org/issues/53682